Home / 384,517.40-576,776.10-226,923.80

Finding the Fourth Proportional to 384,517.40, 576,776.10 and 226,923.80

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Solution

The fourth proportional to 384,517.40, 576,776.10 and 226,923.80 is: 340,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,517.40 : 576,776.10 = 226,923.80 : x
  2. Step 2: Convert to fraction form
    384,517.40/576,776.10 = 226,923.80/x
  3. Step 3: Cross multiply
    384,517.40x = 576,776.10 × 226,923.80
  4. Step 4: Simplify right side
    384,517.40x = 130,884,224,361.18
  5. Step 5: Solve for x
    x = 130,884,224,361.18/384,517.40
  6. Step 6: Final answer
    x = 340,385.70

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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.