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Finding the Fourth Proportional to 573,845.70, 792,059.13 and 404,156.10

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Solution

The fourth proportional to 573,845.70, 792,059.13 and 404,156.10 is: 557,842.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,845.70 : 792,059.13 = 404,156.10 : x
  2. Step 2: Convert to fraction form
    573,845.70/792,059.13 = 404,156.10/x
  3. Step 3: Cross multiply
    573,845.70x = 792,059.13 × 404,156.10
  4. Step 4: Simplify right side
    573,845.70x = 320,115,528,950.19
  5. Step 5: Solve for x
    x = 320,115,528,950.19/573,845.70
  6. Step 6: Final answer
    x = 557,842.52

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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.