Home / 437,862.27-656,821.10-185,109.49

Finding the Fourth Proportional to 437,862.27, 656,821.10 and 185,109.49

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Solution

The fourth proportional to 437,862.27, 656,821.10 and 185,109.49 is: 277,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,862.27 : 656,821.10 = 185,109.49 : x
  2. Step 2: Convert to fraction form
    437,862.27/656,821.10 = 185,109.49/x
  3. Step 3: Cross multiply
    437,862.27x = 656,821.10 × 185,109.49
  4. Step 4: Simplify right side
    437,862.27x = 121,583,816,431.42
  5. Step 5: Solve for x
    x = 121,583,816,431.42/437,862.27
  6. Step 6: Final answer
    x = 277,675.94

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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.