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Finding the Fourth Proportional to 7,010,105.60, 9,828,319.60 and 7,010,105.60

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Solution

The fourth proportional to 7,010,105.60, 9,828,319.60 and 7,010,105.60 is: 9,828,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010,105.60 : 9,828,319.60 = 7,010,105.60 : x
  2. Step 2: Convert to fraction form
    7,010,105.60/9,828,319.60 = 7,010,105.60/x
  3. Step 3: Cross multiply
    7,010,105.60x = 9,828,319.60 × 7,010,105.60
  4. Step 4: Simplify right side
    7,010,105.60x = 68,897,558,266,549.75
  5. Step 5: Solve for x
    x = 68,897,558,266,549.75/7,010,105.60
  6. Step 6: Final answer
    x = 9,828,319.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.