Home / 663,092.66-914,669.01-404,851.70

Finding the Fourth Proportional to 663,092.66, 914,669.01 and 404,851.70

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Solution

The fourth proportional to 663,092.66, 914,669.01 and 404,851.70 is: 558,451.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,092.66 : 914,669.01 = 404,851.70 : x
  2. Step 2: Convert to fraction form
    663,092.66/914,669.01 = 404,851.70/x
  3. Step 3: Cross multiply
    663,092.66x = 914,669.01 × 404,851.70
  4. Step 4: Simplify right side
    663,092.66x = 370,305,303,635.82
  5. Step 5: Solve for x
    x = 370,305,303,635.82/663,092.66
  6. Step 6: Final answer
    x = 558,451.82

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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.