Home / 676,119.25-932,775.55-404,087.43

Finding the Fourth Proportional to 676,119.25, 932,775.55 and 404,087.43

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Solution

The fourth proportional to 676,119.25, 932,775.55 and 404,087.43 is: 557,479.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,119.25 : 932,775.55 = 404,087.43 : x
  2. Step 2: Convert to fraction form
    676,119.25/932,775.55 = 404,087.43/x
  3. Step 3: Cross multiply
    676,119.25x = 932,775.55 × 404,087.43
  4. Step 4: Simplify right side
    676,119.25x = 376,922,877,254.03
  5. Step 5: Solve for x
    x = 376,922,877,254.03/676,119.25
  6. Step 6: Final answer
    x = 557,479.88

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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.