Home / 986,179.52-1,480,178.52-500,202.76

Finding the Fourth Proportional to 986,179.52, 1,480,178.52 and 500,202.76

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Solution

The fourth proportional to 986,179.52, 1,480,178.52 and 500,202.76 is: 750,765.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,179.52 : 1,480,178.52 = 500,202.76 : x
  2. Step 2: Convert to fraction form
    986,179.52/1,480,178.52 = 500,202.76/x
  3. Step 3: Cross multiply
    986,179.52x = 1,480,178.52 × 500,202.76
  4. Step 4: Simplify right side
    986,179.52x = 740,389,378,664.78
  5. Step 5: Solve for x
    x = 740,389,378,664.78/986,179.52
  6. Step 6: Final answer
    x = 750,765.31

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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.