Home / 437,449.14-656,151.87-171,258.45

Finding the Fourth Proportional to 437,449.14, 656,151.87 and 171,258.45

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Solution

The fourth proportional to 437,449.14, 656,151.87 and 171,258.45 is: 256,879.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,449.14 : 656,151.87 = 171,258.45 : x
  2. Step 2: Convert to fraction form
    437,449.14/656,151.87 = 171,258.45/x
  3. Step 3: Cross multiply
    437,449.14x = 656,151.87 × 171,258.45
  4. Step 4: Simplify right side
    437,449.14x = 112,371,552,220.80
  5. Step 5: Solve for x
    x = 112,371,552,220.80/437,449.14
  6. Step 6: Final answer
    x = 256,879.12

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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.