Home / 988,079.20-1,363,550.16-535,370.16

Finding the Fourth Proportional to 988,079.20, 1,363,550.16 and 535,370.16

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Solution

The fourth proportional to 988,079.20, 1,363,550.16 and 535,370.16 is: 738,811.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,079.20 : 1,363,550.16 = 535,370.16 : x
  2. Step 2: Convert to fraction form
    988,079.20/1,363,550.16 = 535,370.16/x
  3. Step 3: Cross multiply
    988,079.20x = 1,363,550.16 × 535,370.16
  4. Step 4: Simplify right side
    988,079.20x = 730,004,067,327.23
  5. Step 5: Solve for x
    x = 730,004,067,327.23/988,079.20
  6. Step 6: Final answer
    x = 738,811.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.