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Finding the Fourth Proportional to 261,505.67, 392,258.51 and 182,773.67

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Solution

The fourth proportional to 261,505.67, 392,258.51 and 182,773.67 is: 274,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,505.67 : 392,258.51 = 182,773.67 : x
  2. Step 2: Convert to fraction form
    261,505.67/392,258.51 = 182,773.67/x
  3. Step 3: Cross multiply
    261,505.67x = 392,258.51 × 182,773.67
  4. Step 4: Simplify right side
    261,505.67x = 71,694,527,461.43
  5. Step 5: Solve for x
    x = 71,694,527,461.43/261,505.67
  6. Step 6: Final answer
    x = 274,160.51

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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.