Home / 728,053.38-1,092,082.50-222,612.48

Finding the Fourth Proportional to 728,053.38, 1,092,082.50 and 222,612.48

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Solution

The fourth proportional to 728,053.38, 1,092,082.50 and 222,612.48 is: 333,919.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,053.38 : 1,092,082.50 = 222,612.48 : x
  2. Step 2: Convert to fraction form
    728,053.38/1,092,082.50 = 222,612.48/x
  3. Step 3: Cross multiply
    728,053.38x = 1,092,082.50 × 222,612.48
  4. Step 4: Simplify right side
    728,053.38x = 243,111,193,689.60
  5. Step 5: Solve for x
    x = 243,111,193,689.60/728,053.38
  6. Step 6: Final answer
    x = 333,919.46

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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.