Home / 736,141.12-1,015,876.33-413,853.87

Finding the Fourth Proportional to 736,141.12, 1,015,876.33 and 413,853.87

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Solution

The fourth proportional to 736,141.12, 1,015,876.33 and 413,853.87 is: 571,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,141.12 : 1,015,876.33 = 413,853.87 : x
  2. Step 2: Convert to fraction form
    736,141.12/1,015,876.33 = 413,853.87/x
  3. Step 3: Cross multiply
    736,141.12x = 1,015,876.33 × 413,853.87
  4. Step 4: Simplify right side
    736,141.12x = 420,424,345,767.73
  5. Step 5: Solve for x
    x = 420,424,345,767.73/736,141.12
  6. Step 6: Final answer
    x = 571,119.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.