Home / 1,040,902.76-1,561,354.68-292,948.76

Finding the Fourth Proportional to 1,040,902.76, 1,561,354.68 and 292,948.76

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Solution

The fourth proportional to 1,040,902.76, 1,561,354.68 and 292,948.76 is: 439,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,902.76 : 1,561,354.68 = 292,948.76 : x
  2. Step 2: Convert to fraction form
    1,040,902.76/1,561,354.68 = 292,948.76/x
  3. Step 3: Cross multiply
    1,040,902.76x = 1,561,354.68 × 292,948.76
  4. Step 4: Simplify right side
    1,040,902.76x = 457,396,917,426.20
  5. Step 5: Solve for x
    x = 457,396,917,426.20/1,040,902.76
  6. Step 6: Final answer
    x = 439,423.29

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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.