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Finding the Fourth Proportional to 9,069,430.65, 13,604,145.98 and 9,069,430.65

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Solution

The fourth proportional to 9,069,430.65, 13,604,145.98 and 9,069,430.65 is: 13,604,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,069,430.65 : 13,604,145.98 = 9,069,430.65 : x
  2. Step 2: Convert to fraction form
    9,069,430.65/13,604,145.98 = 9,069,430.65/x
  3. Step 3: Cross multiply
    9,069,430.65x = 13,604,145.98 × 9,069,430.65
  4. Step 4: Simplify right side
    9,069,430.65x = 123,381,858,472,739.14
  5. Step 5: Solve for x
    x = 123,381,858,472,739.14/9,069,430.65
  6. Step 6: Final answer
    x = 13,604,145.98

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Double scale
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Similar ratio
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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.