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Finding the Fourth Proportional to 546,128.64, 819,184.86 and 332,959.32

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Solution

The fourth proportional to 546,128.64, 819,184.86 and 332,959.32 is: 499,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,128.64 : 819,184.86 = 332,959.32 : x
  2. Step 2: Convert to fraction form
    546,128.64/819,184.86 = 332,959.32/x
  3. Step 3: Cross multiply
    546,128.64x = 819,184.86 × 332,959.32
  4. Step 4: Simplify right side
    546,128.64x = 272,755,233,939.90
  5. Step 5: Solve for x
    x = 272,755,233,939.90/546,128.64
  6. Step 6: Final answer
    x = 499,434.04

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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.