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Finding the Fourth Proportional to 555,861.59, 833,841.62 and 156,505.82

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Solution

The fourth proportional to 555,861.59, 833,841.62 and 156,505.82 is: 234,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,861.59 : 833,841.62 = 156,505.82 : x
  2. Step 2: Convert to fraction form
    555,861.59/833,841.62 = 156,505.82/x
  3. Step 3: Cross multiply
    555,861.59x = 833,841.62 × 156,505.82
  4. Step 4: Simplify right side
    555,861.59x = 130,501,061,536.49
  5. Step 5: Solve for x
    x = 130,501,061,536.49/555,861.59
  6. Step 6: Final answer
    x = 234,772.59

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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.