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Finding the Fourth Proportional to 534,056.69, 736,999.18 and 292,354.06

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Solution

The fourth proportional to 534,056.69, 736,999.18 and 292,354.06 is: 403,449.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,056.69 : 736,999.18 = 292,354.06 : x
  2. Step 2: Convert to fraction form
    534,056.69/736,999.18 = 292,354.06/x
  3. Step 3: Cross multiply
    534,056.69x = 736,999.18 × 292,354.06
  4. Step 4: Simplify right side
    534,056.69x = 215,464,702,120.41
  5. Step 5: Solve for x
    x = 215,464,702,120.41/534,056.69
  6. Step 6: Final answer
    x = 403,449.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.