Home / 510,781.42-704,878.32-296,046.04

Finding the Fourth Proportional to 510,781.42, 704,878.32 and 296,046.04

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Solution

The fourth proportional to 510,781.42, 704,878.32 and 296,046.04 is: 408,543.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,781.42 : 704,878.32 = 296,046.04 : x
  2. Step 2: Convert to fraction form
    510,781.42/704,878.32 = 296,046.04/x
  3. Step 3: Cross multiply
    510,781.42x = 704,878.32 × 296,046.04
  4. Step 4: Simplify right side
    510,781.42x = 208,676,435,317.85
  5. Step 5: Solve for x
    x = 208,676,435,317.85/510,781.42
  6. Step 6: Final answer
    x = 408,543.52

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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.