Home / 651,010.20-976,515.14-177,708.12

Finding the Fourth Proportional to 651,010.20, 976,515.14 and 177,708.12

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Solution

The fourth proportional to 651,010.20, 976,515.14 and 177,708.12 is: 266,562.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,010.20 : 976,515.14 = 177,708.12 : x
  2. Step 2: Convert to fraction form
    651,010.20/976,515.14 = 177,708.12/x
  3. Step 3: Cross multiply
    651,010.20x = 976,515.14 × 177,708.12
  4. Step 4: Simplify right side
    651,010.20x = 173,534,669,680.94
  5. Step 5: Solve for x
    x = 173,534,669,680.94/651,010.20
  6. Step 6: Final answer
    x = 266,562.14

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Similar ratio
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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.