Home / 663,016.48-914,722.74-433,704.66

Finding the Fourth Proportional to 663,016.48, 914,722.74 and 433,704.66

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Solution

The fourth proportional to 663,016.48, 914,722.74 and 433,704.66 is: 598,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,016.48 : 914,722.74 = 433,704.66 : x
  2. Step 2: Convert to fraction form
    663,016.48/914,722.74 = 433,704.66/x
  3. Step 3: Cross multiply
    663,016.48x = 914,722.74 × 433,704.66
  4. Step 4: Simplify right side
    663,016.48x = 396,719,514,945.97
  5. Step 5: Solve for x
    x = 396,719,514,945.97/663,016.48
  6. Step 6: Final answer
    x = 598,355.44

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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.