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Finding the Fourth Proportional to 347,617.00, 521,294.28 and 160,497.28

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Solution

The fourth proportional to 347,617.00, 521,294.28 and 160,497.28 is: 240,685.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,617.00 : 521,294.28 = 160,497.28 : x
  2. Step 2: Convert to fraction form
    347,617.00/521,294.28 = 160,497.28/x
  3. Step 3: Cross multiply
    347,617.00x = 521,294.28 × 160,497.28
  4. Step 4: Simplify right side
    347,617.00x = 83,666,314,972.11
  5. Step 5: Solve for x
    x = 83,666,314,972.11/347,617.00
  6. Step 6: Final answer
    x = 240,685.34

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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.