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Finding the Fourth Proportional to 546,801.28, 754,568.12 and 298,433.72

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Solution

The fourth proportional to 546,801.28, 754,568.12 and 298,433.72 is: 411,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,801.28 : 754,568.12 = 298,433.72 : x
  2. Step 2: Convert to fraction form
    546,801.28/754,568.12 = 298,433.72/x
  3. Step 3: Cross multiply
    546,801.28x = 754,568.12 × 298,433.72
  4. Step 4: Simplify right side
    546,801.28x = 225,188,573,677.51
  5. Step 5: Solve for x
    x = 225,188,573,677.51/546,801.28
  6. Step 6: Final answer
    x = 411,828.91

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1.5x scale

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.