Home / 578,089.56-867,217.04-178,761.13

Finding the Fourth Proportional to 578,089.56, 867,217.04 and 178,761.13

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Solution

The fourth proportional to 578,089.56, 867,217.04 and 178,761.13 is: 268,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,089.56 : 867,217.04 = 178,761.13 : x
  2. Step 2: Convert to fraction form
    578,089.56/867,217.04 = 178,761.13/x
  3. Step 3: Cross multiply
    578,089.56x = 867,217.04 × 178,761.13
  4. Step 4: Simplify right side
    578,089.56x = 155,024,698,025.66
  5. Step 5: Solve for x
    x = 155,024,698,025.66/578,089.56
  6. Step 6: Final answer
    x = 268,167.27

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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.