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Finding the Fourth Proportional to 582,820.31, 874,279.98 and 162,096.19

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Solution

The fourth proportional to 582,820.31, 874,279.98 and 162,096.19 is: 243,158.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,820.31 : 874,279.98 = 162,096.19 : x
  2. Step 2: Convert to fraction form
    582,820.31/874,279.98 = 162,096.19/x
  3. Step 3: Cross multiply
    582,820.31x = 874,279.98 × 162,096.19
  4. Step 4: Simplify right side
    582,820.31x = 141,717,451,565.58
  5. Step 5: Solve for x
    x = 141,717,451,565.58/582,820.31
  6. Step 6: Final answer
    x = 243,158.05

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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.