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Finding the Fourth Proportional to 542,905.83, 814,358.76 and 294,073.83

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Solution

The fourth proportional to 542,905.83, 814,358.76 and 294,073.83 is: 441,110.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,905.83 : 814,358.76 = 294,073.83 : x
  2. Step 2: Convert to fraction form
    542,905.83/814,358.76 = 294,073.83/x
  3. Step 3: Cross multiply
    542,905.83x = 814,358.76 × 294,073.83
  4. Step 4: Simplify right side
    542,905.83x = 239,481,599,547.25
  5. Step 5: Solve for x
    x = 239,481,599,547.25/542,905.83
  6. Step 6: Final answer
    x = 441,110.75

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Similar ratio
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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.