Home / 986,909.20-1,480,363.80-567,005.20

Finding the Fourth Proportional to 986,909.20, 1,480,363.80 and 567,005.20

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Solution

The fourth proportional to 986,909.20, 1,480,363.80 and 567,005.20 is: 850,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,909.20 : 1,480,363.80 = 567,005.20 : x
  2. Step 2: Convert to fraction form
    986,909.20/1,480,363.80 = 567,005.20/x
  3. Step 3: Cross multiply
    986,909.20x = 1,480,363.80 × 567,005.20
  4. Step 4: Simplify right side
    986,909.20x = 839,373,972,491.76
  5. Step 5: Solve for x
    x = 839,373,972,491.76/986,909.20
  6. Step 6: Final answer
    x = 850,507.80

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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.