Home / 372,283.20-558,424.80-268,084.80

Finding the Fourth Proportional to 372,283.20, 558,424.80 and 268,084.80

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Solution

The fourth proportional to 372,283.20, 558,424.80 and 268,084.80 is: 402,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,283.20 : 558,424.80 = 268,084.80 : x
  2. Step 2: Convert to fraction form
    372,283.20/558,424.80 = 268,084.80/x
  3. Step 3: Cross multiply
    372,283.20x = 558,424.80 × 268,084.80
  4. Step 4: Simplify right side
    372,283.20x = 149,705,200,823.04
  5. Step 5: Solve for x
    x = 149,705,200,823.04/372,283.20
  6. Step 6: Final answer
    x = 402,127.20

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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.