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Finding the Fourth Proportional to 555,354.28, 833,063.72 and 156,026.19

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Solution

The fourth proportional to 555,354.28, 833,063.72 and 156,026.19 is: 234,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,354.28 : 833,063.72 = 156,026.19 : x
  2. Step 2: Convert to fraction form
    555,354.28/833,063.72 = 156,026.19/x
  3. Step 3: Cross multiply
    555,354.28x = 833,063.72 × 156,026.19
  4. Step 4: Simplify right side
    555,354.28x = 129,979,758,258.83
  5. Step 5: Solve for x
    x = 129,979,758,258.83/555,354.28
  6. Step 6: Final answer
    x = 234,048.36

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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.