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Finding the Fourth Proportional to 608,031.12, 912,177.16 and 181,600.60

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Solution

The fourth proportional to 608,031.12, 912,177.16 and 181,600.60 is: 272,439.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,031.12 : 912,177.16 = 181,600.60 : x
  2. Step 2: Convert to fraction form
    608,031.12/912,177.16 = 181,600.60/x
  3. Step 3: Cross multiply
    608,031.12x = 912,177.16 × 181,600.60
  4. Step 4: Simplify right side
    608,031.12x = 165,651,919,562.30
  5. Step 5: Solve for x
    x = 165,651,919,562.30/608,031.12
  6. Step 6: Final answer
    x = 272,439.87

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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.