Home / 986,023.53-1,479,198.80-346,161.19

Finding the Fourth Proportional to 986,023.53, 1,479,198.80 and 346,161.19

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Solution

The fourth proportional to 986,023.53, 1,479,198.80 and 346,161.19 is: 519,299.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,023.53 : 1,479,198.80 = 346,161.19 : x
  2. Step 2: Convert to fraction form
    986,023.53/1,479,198.80 = 346,161.19/x
  3. Step 3: Cross multiply
    986,023.53x = 1,479,198.80 × 346,161.19
  4. Step 4: Simplify right side
    986,023.53x = 512,041,216,854.57
  5. Step 5: Solve for x
    x = 512,041,216,854.57/986,023.53
  6. Step 6: Final answer
    x = 519,299.19

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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.