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Finding the Fourth Proportional to 410,554, 566,531.86 and 229,255.11

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Solution

The fourth proportional to 410,554, 566,531.86 and 229,255.11 is: 316,353.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,554 : 566,531.86 = 229,255.11 : x
  2. Step 2: Convert to fraction form
    410,554/566,531.86 = 229,255.11/x
  3. Step 3: Cross multiply
    410,554x = 566,531.86 × 229,255.11
  4. Step 4: Simplify right side
    410,554x = 129,880,323,882.81
  5. Step 5: Solve for x
    x = 129,880,323,882.81/410,554
  6. Step 6: Final answer
    x = 316,353.81

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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.