Home / 723,807.70-1,085,974.80-250,540.90

Finding the Fourth Proportional to 723,807.70, 1,085,974.80 and 250,540.90

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Solution

The fourth proportional to 723,807.70, 1,085,974.80 and 250,540.90 is: 375,902.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,807.70 : 1,085,974.80 = 250,540.90 : x
  2. Step 2: Convert to fraction form
    723,807.70/1,085,974.80 = 250,540.90/x
  3. Step 3: Cross multiply
    723,807.70x = 1,085,974.80 × 250,540.90
  4. Step 4: Simplify right side
    723,807.70x = 272,081,103,769.32
  5. Step 5: Solve for x
    x = 272,081,103,769.32/723,807.70
  6. Step 6: Final answer
    x = 375,902.47

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Double scale
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1.5x scale

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.