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Finding the Fourth Proportional to 583,717.60, 875,576.40 and 162,992.80

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Solution

The fourth proportional to 583,717.60, 875,576.40 and 162,992.80 is: 244,489.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,717.60 : 875,576.40 = 162,992.80 : x
  2. Step 2: Convert to fraction form
    583,717.60/875,576.40 = 162,992.80/x
  3. Step 3: Cross multiply
    583,717.60x = 875,576.40 × 162,992.80
  4. Step 4: Simplify right side
    583,717.60x = 142,712,649,049.92
  5. Step 5: Solve for x
    x = 142,712,649,049.92/583,717.60
  6. Step 6: Final answer
    x = 244,489.20

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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.