Home / 497,401.04-686,414.31-271,046.54

Finding the Fourth Proportional to 497,401.04, 686,414.31 and 271,046.54

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Solution

The fourth proportional to 497,401.04, 686,414.31 and 271,046.54 is: 374,044.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,401.04 : 686,414.31 = 271,046.54 : x
  2. Step 2: Convert to fraction form
    497,401.04/686,414.31 = 271,046.54/x
  3. Step 3: Cross multiply
    497,401.04x = 686,414.31 × 271,046.54
  4. Step 4: Simplify right side
    497,401.04x = 186,050,223,731.99
  5. Step 5: Solve for x
    x = 186,050,223,731.99/497,401.04
  6. Step 6: Final answer
    x = 374,044.70

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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.