Home / 810,198.32-1,215,557.08-567,292.40

Finding the Fourth Proportional to 810,198.32, 1,215,557.08 and 567,292.40

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Solution

The fourth proportional to 810,198.32, 1,215,557.08 and 567,292.40 is: 851,120.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,198.32 : 1,215,557.08 = 567,292.40 : x
  2. Step 2: Convert to fraction form
    810,198.32/1,215,557.08 = 567,292.40/x
  3. Step 3: Cross multiply
    810,198.32x = 1,215,557.08 × 567,292.40
  4. Step 4: Simplify right side
    810,198.32x = 689,576,293,250.19
  5. Step 5: Solve for x
    x = 689,576,293,250.19/810,198.32
  6. Step 6: Final answer
    x = 851,120.37

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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.