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Finding the Fourth Proportional to 569,354.40, 853,448.40 and 332,575.20

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Solution

The fourth proportional to 569,354.40, 853,448.40 and 332,575.20 is: 498,522.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,354.40 : 853,448.40 = 332,575.20 : x
  2. Step 2: Convert to fraction form
    569,354.40/853,448.40 = 332,575.20/x
  3. Step 3: Cross multiply
    569,354.40x = 853,448.40 × 332,575.20
  4. Step 4: Simplify right side
    569,354.40x = 283,835,772,319.68
  5. Step 5: Solve for x
    x = 283,835,772,319.68/569,354.40
  6. Step 6: Final answer
    x = 498,522.14

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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.