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Finding the Fourth Proportional to 394,753.23, 592,355.57 and 167,030.91

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Solution

The fourth proportional to 394,753.23, 592,355.57 and 167,030.91 is: 250,641.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,753.23 : 592,355.57 = 167,030.91 : x
  2. Step 2: Convert to fraction form
    394,753.23/592,355.57 = 167,030.91/x
  3. Step 3: Cross multiply
    394,753.23x = 592,355.57 × 167,030.91
  4. Step 4: Simplify right side
    394,753.23x = 98,941,689,065.51
  5. Step 5: Solve for x
    x = 98,941,689,065.51/394,753.23
  6. Step 6: Final answer
    x = 250,641.87

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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.