Home / 307,444.11-424,470.27-192,879.83

Finding the Fourth Proportional to 307,444.11, 424,470.27 and 192,879.83

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Solution

The fourth proportional to 307,444.11, 424,470.27 and 192,879.83 is: 266,298.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,444.11 : 424,470.27 = 192,879.83 : x
  2. Step 2: Convert to fraction form
    307,444.11/424,470.27 = 192,879.83/x
  3. Step 3: Cross multiply
    307,444.11x = 424,470.27 × 192,879.83
  4. Step 4: Simplify right side
    307,444.11x = 81,871,755,302.13
  5. Step 5: Solve for x
    x = 81,871,755,302.13/307,444.11
  6. Step 6: Final answer
    x = 266,298.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.