Home / 394,753.98-544,729.04-222,616.74

Finding the Fourth Proportional to 394,753.98, 544,729.04 and 222,616.74

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Solution

The fourth proportional to 394,753.98, 544,729.04 and 222,616.74 is: 307,193.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,753.98 : 544,729.04 = 222,616.74 : x
  2. Step 2: Convert to fraction form
    394,753.98/544,729.04 = 222,616.74/x
  3. Step 3: Cross multiply
    394,753.98x = 544,729.04 × 222,616.74
  4. Step 4: Simplify right side
    394,753.98x = 121,265,803,068.13
  5. Step 5: Solve for x
    x = 121,265,803,068.13/394,753.98
  6. Step 6: Final answer
    x = 307,193.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.