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Finding the Fourth Proportional to 555,551.87, 833,377.03 and 156,196.12

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Solution

The fourth proportional to 555,551.87, 833,377.03 and 156,196.12 is: 234,308.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,551.87 : 833,377.03 = 156,196.12 : x
  2. Step 2: Convert to fraction form
    555,551.87/833,377.03 = 156,196.12/x
  3. Step 3: Cross multiply
    555,551.87x = 833,377.03 × 156,196.12
  4. Step 4: Simplify right side
    555,551.87x = 130,170,253,635.26
  5. Step 5: Solve for x
    x = 130,170,253,635.26/555,551.87
  6. Step 6: Final answer
    x = 234,308.01

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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.