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Finding the Fourth Proportional to 541,706.28, 812,334.78 and 204,688.68

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Solution

The fourth proportional to 541,706.28, 812,334.78 and 204,688.68 is: 306,948.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,706.28 : 812,334.78 = 204,688.68 : x
  2. Step 2: Convert to fraction form
    541,706.28/812,334.78 = 204,688.68/x
  3. Step 3: Cross multiply
    541,706.28x = 812,334.78 × 204,688.68
  4. Step 4: Simplify right side
    541,706.28x = 166,275,733,836.29
  5. Step 5: Solve for x
    x = 166,275,733,836.29/541,706.28
  6. Step 6: Final answer
    x = 306,948.14

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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.