Home / 387,617.04-580,833.50-162,854.60

Finding the Fourth Proportional to 387,617.04, 580,833.50 and 162,854.60

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Solution

The fourth proportional to 387,617.04, 580,833.50 and 162,854.60 is: 244,033.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,617.04 : 580,833.50 = 162,854.60 : x
  2. Step 2: Convert to fraction form
    387,617.04/580,833.50 = 162,854.60/x
  3. Step 3: Cross multiply
    387,617.04x = 580,833.50 × 162,854.60
  4. Step 4: Simplify right side
    387,617.04x = 94,591,407,309.10
  5. Step 5: Solve for x
    x = 94,591,407,309.10/387,617.04
  6. Step 6: Final answer
    x = 244,033.15

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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.