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Finding the Fourth Proportional to 410,570.88, 615,389.44 and 173,765.76

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Solution

The fourth proportional to 410,570.88, 615,389.44 and 173,765.76 is: 260,451.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,570.88 : 615,389.44 = 173,765.76 : x
  2. Step 2: Convert to fraction form
    410,570.88/615,389.44 = 173,765.76/x
  3. Step 3: Cross multiply
    410,570.88x = 615,389.44 × 173,765.76
  4. Step 4: Simplify right side
    410,570.88x = 106,933,613,737.57
  5. Step 5: Solve for x
    x = 106,933,613,737.57/410,570.88
  6. Step 6: Final answer
    x = 260,451.04

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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.