Home / 437,863.40-656,822.80-185,110.61

Finding the Fourth Proportional to 437,863.40, 656,822.80 and 185,110.61

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Solution

The fourth proportional to 437,863.40, 656,822.80 and 185,110.61 is: 277,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,863.40 : 656,822.80 = 185,110.61 : x
  2. Step 2: Convert to fraction form
    437,863.40/656,822.80 = 185,110.61/x
  3. Step 3: Cross multiply
    437,863.40x = 656,822.80 × 185,110.61
  4. Step 4: Simplify right side
    437,863.40x = 121,584,866,117.18
  5. Step 5: Solve for x
    x = 121,584,866,117.18/437,863.40
  6. Step 6: Final answer
    x = 277,677.62

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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.