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Finding the Fourth Proportional to 504,463.40, 695,765.82 and 323,192.18

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Solution

The fourth proportional to 504,463.40, 695,765.82 and 323,192.18 is: 445,753.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,463.40 : 695,765.82 = 323,192.18 : x
  2. Step 2: Convert to fraction form
    504,463.40/695,765.82 = 323,192.18/x
  3. Step 3: Cross multiply
    504,463.40x = 695,765.82 × 323,192.18
  4. Step 4: Simplify right side
    504,463.40x = 224,866,072,135.29
  5. Step 5: Solve for x
    x = 224,866,072,135.29/504,463.40
  6. Step 6: Final answer
    x = 445,753.00

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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.