Home / 456,981.23-685,590.11-267,601.61

Finding the Fourth Proportional to 456,981.23, 685,590.11 and 267,601.61

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Solution

The fourth proportional to 456,981.23, 685,590.11 and 267,601.61 is: 401,471.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,981.23 : 685,590.11 = 267,601.61 : x
  2. Step 2: Convert to fraction form
    456,981.23/685,590.11 = 267,601.61/x
  3. Step 3: Cross multiply
    456,981.23x = 685,590.11 × 267,601.61
  4. Step 4: Simplify right side
    456,981.23x = 183,465,012,470.12
  5. Step 5: Solve for x
    x = 183,465,012,470.12/456,981.23
  6. Step 6: Final answer
    x = 401,471.66

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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.