Home / 746,515.11-1,119,773.54-185,549.61

Finding the Fourth Proportional to 746,515.11, 1,119,773.54 and 185,549.61

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Solution

The fourth proportional to 746,515.11, 1,119,773.54 and 185,549.61 is: 278,324.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,515.11 : 1,119,773.54 = 185,549.61 : x
  2. Step 2: Convert to fraction form
    746,515.11/1,119,773.54 = 185,549.61/x
  3. Step 3: Cross multiply
    746,515.11x = 1,119,773.54 × 185,549.61
  4. Step 4: Simplify right side
    746,515.11x = 207,773,544,099.19
  5. Step 5: Solve for x
    x = 207,773,544,099.19/746,515.11
  6. Step 6: Final answer
    x = 278,324.63

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Double scale
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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.