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Finding the Fourth Proportional to 334,171.85, 501,388.99 and 147,052.13

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Solution

The fourth proportional to 334,171.85, 501,388.99 and 147,052.13 is: 220,635.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,171.85 : 501,388.99 = 147,052.13 : x
  2. Step 2: Convert to fraction form
    334,171.85/501,388.99 = 147,052.13/x
  3. Step 3: Cross multiply
    334,171.85x = 501,388.99 × 147,052.13
  4. Step 4: Simplify right side
    334,171.85x = 73,730,316,063.47
  5. Step 5: Solve for x
    x = 73,730,316,063.47/334,171.85
  6. Step 6: Final answer
    x = 220,635.93

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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.