Home / 746,601.90-1,119,906.90-185,636.40

Finding the Fourth Proportional to 746,601.90, 1,119,906.90 and 185,636.40

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Solution

The fourth proportional to 746,601.90, 1,119,906.90 and 185,636.40 is: 278,455.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,601.90 : 1,119,906.90 = 185,636.40 : x
  2. Step 2: Convert to fraction form
    746,601.90/1,119,906.90 = 185,636.40/x
  3. Step 3: Cross multiply
    746,601.90x = 1,119,906.90 × 185,636.40
  4. Step 4: Simplify right side
    746,601.90x = 207,895,485,251.16
  5. Step 5: Solve for x
    x = 207,895,485,251.16/746,601.90
  6. Step 6: Final answer
    x = 278,455.61

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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.