Home / 986,729.90-1,480,546.83-536,776.52

Finding the Fourth Proportional to 986,729.90, 1,480,546.83 and 536,776.52

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Solution

The fourth proportional to 986,729.90, 1,480,546.83 and 536,776.52 is: 805,410.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,729.90 : 1,480,546.83 = 536,776.52 : x
  2. Step 2: Convert to fraction form
    986,729.90/1,480,546.83 = 536,776.52/x
  3. Step 3: Cross multiply
    986,729.90x = 1,480,546.83 × 536,776.52
  4. Step 4: Simplify right side
    986,729.90x = 794,722,767,701.70
  5. Step 5: Solve for x
    x = 794,722,767,701.70/986,729.90
  6. Step 6: Final answer
    x = 805,410.65

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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.