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Finding the Fourth Proportional to 527,500.68, 791,348.22 and 172,533.58

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Solution

The fourth proportional to 527,500.68, 791,348.22 and 172,533.58 is: 258,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,500.68 : 791,348.22 = 172,533.58 : x
  2. Step 2: Convert to fraction form
    527,500.68/791,348.22 = 172,533.58/x
  3. Step 3: Cross multiply
    527,500.68x = 791,348.22 × 172,533.58
  4. Step 4: Simplify right side
    527,500.68x = 136,534,141,423.23
  5. Step 5: Solve for x
    x = 136,534,141,423.23/527,500.68
  6. Step 6: Final answer
    x = 258,832.16

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1.5x scale

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.