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Finding the Fourth Proportional to 466,309.56, 699,464.28 and 129,350.28

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Solution

The fourth proportional to 466,309.56, 699,464.28 and 129,350.28 is: 194,025.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,309.56 : 699,464.28 = 129,350.28 : x
  2. Step 2: Convert to fraction form
    466,309.56/699,464.28 = 129,350.28/x
  3. Step 3: Cross multiply
    466,309.56x = 699,464.28 × 129,350.28
  4. Step 4: Simplify right side
    466,309.56x = 90,475,900,468.00
  5. Step 5: Solve for x
    x = 90,475,900,468.00/466,309.56
  6. Step 6: Final answer
    x = 194,025.40

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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.