Home / 510,934.82-766,495.18-173,958.20

Finding the Fourth Proportional to 510,934.82, 766,495.18 and 173,958.20

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Solution

The fourth proportional to 510,934.82, 766,495.18 and 173,958.20 is: 260,968.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,934.82 : 766,495.18 = 173,958.20 : x
  2. Step 2: Convert to fraction form
    510,934.82/766,495.18 = 173,958.20/x
  3. Step 3: Cross multiply
    510,934.82x = 766,495.18 × 173,958.20
  4. Step 4: Simplify right side
    510,934.82x = 133,338,121,821.48
  5. Step 5: Solve for x
    x = 133,338,121,821.48/510,934.82
  6. Step 6: Final answer
    x = 260,968.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.