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Finding the Fourth Proportional to 529,616.71, 794,240.98 and 225,998.61

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Solution

The fourth proportional to 529,616.71, 794,240.98 and 225,998.61 is: 338,919.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,616.71 : 794,240.98 = 225,998.61 : x
  2. Step 2: Convert to fraction form
    529,616.71/794,240.98 = 225,998.61/x
  3. Step 3: Cross multiply
    529,616.71x = 794,240.98 × 225,998.61
  4. Step 4: Simplify right side
    529,616.71x = 179,497,353,941.64
  5. Step 5: Solve for x
    x = 179,497,353,941.64/529,616.71
  6. Step 6: Final answer
    x = 338,919.35

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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.