Home / 632,178.80-945,935.40-576,191.60

Finding the Fourth Proportional to 632,178.80, 945,935.40 and 576,191.60

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Solution

The fourth proportional to 632,178.80, 945,935.40 and 576,191.60 is: 862,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,178.80 : 945,935.40 = 576,191.60 : x
  2. Step 2: Convert to fraction form
    632,178.80/945,935.40 = 576,191.60/x
  3. Step 3: Cross multiply
    632,178.80x = 945,935.40 × 576,191.60
  4. Step 4: Simplify right side
    632,178.80x = 545,040,031,622.64
  5. Step 5: Solve for x
    x = 545,040,031,622.64/632,178.80
  6. Step 6: Final answer
    x = 862,161.20

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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.