Home / 387,570.24-581,439.60-162,802.44

Finding the Fourth Proportional to 387,570.24, 581,439.60 and 162,802.44

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Solution

The fourth proportional to 387,570.24, 581,439.60 and 162,802.44 is: 244,239.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,570.24 : 581,439.60 = 162,802.44 : x
  2. Step 2: Convert to fraction form
    387,570.24/581,439.60 = 162,802.44/x
  3. Step 3: Cross multiply
    387,570.24x = 581,439.60 × 162,802.44
  4. Step 4: Simplify right side
    387,570.24x = 94,659,785,592.62
  5. Step 5: Solve for x
    x = 94,659,785,592.62/387,570.24
  6. Step 6: Final answer
    x = 244,239.05

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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.