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Finding the Fourth Proportional to 535,793.13, 803,602.22 and 156,623.83

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Solution

The fourth proportional to 535,793.13, 803,602.22 and 156,623.83 is: 234,910.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,793.13 : 803,602.22 = 156,623.83 : x
  2. Step 2: Convert to fraction form
    535,793.13/803,602.22 = 156,623.83/x
  3. Step 3: Cross multiply
    535,793.13x = 803,602.22 × 156,623.83
  4. Step 4: Simplify right side
    535,793.13x = 125,863,254,700.78
  5. Step 5: Solve for x
    x = 125,863,254,700.78/535,793.13
  6. Step 6: Final answer
    x = 234,910.17

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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.