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Finding the Fourth Proportional to 652,269.90, 978,404.85 and 600,948.30

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Solution

The fourth proportional to 652,269.90, 978,404.85 and 600,948.30 is: 901,422.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,269.90 : 978,404.85 = 600,948.30 : x
  2. Step 2: Convert to fraction form
    652,269.90/978,404.85 = 600,948.30/x
  3. Step 3: Cross multiply
    652,269.90x = 978,404.85 × 600,948.30
  4. Step 4: Simplify right side
    652,269.90x = 587,970,731,319.26
  5. Step 5: Solve for x
    x = 587,970,731,319.26/652,269.90
  6. Step 6: Final answer
    x = 901,422.45

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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.