Home / 1,017,151.72-1,525,118.22-343,218.04

Finding the Fourth Proportional to 1,017,151.72, 1,525,118.22 and 343,218.04

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Solution

The fourth proportional to 1,017,151.72, 1,525,118.22 and 343,218.04 is: 514,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,151.72 : 1,525,118.22 = 343,218.04 : x
  2. Step 2: Convert to fraction form
    1,017,151.72/1,525,118.22 = 343,218.04/x
  3. Step 3: Cross multiply
    1,017,151.72x = 1,525,118.22 × 343,218.04
  4. Step 4: Simplify right side
    1,017,151.72x = 523,448,086,236.69
  5. Step 5: Solve for x
    x = 523,448,086,236.69/1,017,151.72
  6. Step 6: Final answer
    x = 514,621.44

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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.