Home / 371,593.20-557,389.80-222,002.40

Finding the Fourth Proportional to 371,593.20, 557,389.80 and 222,002.40

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Solution

The fourth proportional to 371,593.20, 557,389.80 and 222,002.40 is: 333,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,593.20 : 557,389.80 = 222,002.40 : x
  2. Step 2: Convert to fraction form
    371,593.20/557,389.80 = 222,002.40/x
  3. Step 3: Cross multiply
    371,593.20x = 557,389.80 × 222,002.40
  4. Step 4: Simplify right side
    371,593.20x = 123,741,873,335.52
  5. Step 5: Solve for x
    x = 123,741,873,335.52/371,593.20
  6. Step 6: Final answer
    x = 333,003.60

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1.5x scale

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.