Home / 923,228.66-1,274,268.13-541,378.46

Finding the Fourth Proportional to 923,228.66, 1,274,268.13 and 541,378.46

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Solution

The fourth proportional to 923,228.66, 1,274,268.13 and 541,378.46 is: 747,226.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,228.66 : 1,274,268.13 = 541,378.46 : x
  2. Step 2: Convert to fraction form
    923,228.66/1,274,268.13 = 541,378.46/x
  3. Step 3: Cross multiply
    923,228.66x = 1,274,268.13 × 541,378.46
  4. Step 4: Simplify right side
    923,228.66x = 689,861,319,678.70
  5. Step 5: Solve for x
    x = 689,861,319,678.70/923,228.66
  6. Step 6: Final answer
    x = 747,226.93

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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.