Home / 676,764.26-933,934.55-404,843.61

Finding the Fourth Proportional to 676,764.26, 933,934.55 and 404,843.61

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Solution

The fourth proportional to 676,764.26, 933,934.55 and 404,843.61 is: 558,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,764.26 : 933,934.55 = 404,843.61 : x
  2. Step 2: Convert to fraction form
    676,764.26/933,934.55 = 404,843.61/x
  3. Step 3: Cross multiply
    676,764.26x = 933,934.55 × 404,843.61
  4. Step 4: Simplify right side
    676,764.26x = 378,097,432,701.51
  5. Step 5: Solve for x
    x = 378,097,432,701.51/676,764.26
  6. Step 6: Final answer
    x = 558,684.11

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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.