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Finding the Fourth Proportional to 546,581.73, 754,284.12 and 304,879.97

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Solution

The fourth proportional to 546,581.73, 754,284.12 and 304,879.97 is: 420,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,581.73 : 754,284.12 = 304,879.97 : x
  2. Step 2: Convert to fraction form
    546,581.73/754,284.12 = 304,879.97/x
  3. Step 3: Cross multiply
    546,581.73x = 754,284.12 × 304,879.97
  4. Step 4: Simplify right side
    546,581.73x = 229,966,116,105.66
  5. Step 5: Solve for x
    x = 229,966,116,105.66/546,581.73
  6. Step 6: Final answer
    x = 420,735.10

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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.