Home / 437,422.08-654,645.36-268,853.52

Finding the Fourth Proportional to 437,422.08, 654,645.36 and 268,853.52

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Solution

The fourth proportional to 437,422.08, 654,645.36 and 268,853.52 is: 402,365.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,422.08 : 654,645.36 = 268,853.52 : x
  2. Step 2: Convert to fraction form
    437,422.08/654,645.36 = 268,853.52/x
  3. Step 3: Cross multiply
    437,422.08x = 654,645.36 × 268,853.52
  4. Step 4: Simplify right side
    437,422.08x = 176,003,709,387.67
  5. Step 5: Solve for x
    x = 176,003,709,387.67/437,422.08
  6. Step 6: Final answer
    x = 402,365.86

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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.