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Finding the Fourth Proportional to 526,951.42, 790,552.86 and 171,966.10

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Solution

The fourth proportional to 526,951.42, 790,552.86 and 171,966.10 is: 257,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,951.42 : 790,552.86 = 171,966.10 : x
  2. Step 2: Convert to fraction form
    526,951.42/790,552.86 = 171,966.10/x
  3. Step 3: Cross multiply
    526,951.42x = 790,552.86 × 171,966.10
  4. Step 4: Simplify right side
    526,951.42x = 135,948,292,178.05
  5. Step 5: Solve for x
    x = 135,948,292,178.05/526,951.42
  6. Step 6: Final answer
    x = 257,990.18

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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.