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Finding the Fourth Proportional to 724,036,698,758.65, 1,086,055,048,138 and 724,036,698,758.65

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Solution

The fourth proportional to 724,036,698,758.65, 1,086,055,048,138 and 724,036,698,758.65 is: 1,086,055,048,138

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,036,698,758.65 : 1,086,055,048,138 = 724,036,698,758.65 : x
  2. Step 2: Convert to fraction form
    724,036,698,758.65/1,086,055,048,138 = 724,036,698,758.65/x
  3. Step 3: Cross multiply
    724,036,698,758.65x = 1,086,055,048,138 × 724,036,698,758.65
  4. Step 4: Simplify right side
    724,036,698,758.65x = 786,343,711,724,004,221,911,040
  5. Step 5: Solve for x
    x = 786,343,711,724,004,221,911,040/724,036,698,758.65
  6. Step 6: Final answer
    x = 1,086,055,048,138

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.