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Finding the Fourth Proportional to 614,612.52, 847,863.72 and 410,713.65

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Solution

The fourth proportional to 614,612.52, 847,863.72 and 410,713.65 is: 566,583.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,612.52 : 847,863.72 = 410,713.65 : x
  2. Step 2: Convert to fraction form
    614,612.52/847,863.72 = 410,713.65/x
  3. Step 3: Cross multiply
    614,612.52x = 847,863.72 × 410,713.65
  4. Step 4: Simplify right side
    614,612.52x = 348,229,203,143.78
  5. Step 5: Solve for x
    x = 348,229,203,143.78/614,612.52
  6. Step 6: Final answer
    x = 566,583.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.