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Finding the Fourth Proportional to 546,300.90, 819,422.13 and 167,221.82

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Solution

The fourth proportional to 546,300.90, 819,422.13 and 167,221.82 is: 250,823.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,300.90 : 819,422.13 = 167,221.82 : x
  2. Step 2: Convert to fraction form
    546,300.90/819,422.13 = 167,221.82/x
  3. Step 3: Cross multiply
    546,300.90x = 819,422.13 × 167,221.82
  4. Step 4: Simplify right side
    546,300.90x = 137,025,260,794.72
  5. Step 5: Solve for x
    x = 137,025,260,794.72/546,300.90
  6. Step 6: Final answer
    x = 250,823.79

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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.