Home / 693,456.40-1,040,184.60-168,144.40

Finding the Fourth Proportional to 693,456.40, 1,040,184.60 and 168,144.40

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Solution

The fourth proportional to 693,456.40, 1,040,184.60 and 168,144.40 is: 252,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,456.40 : 1,040,184.60 = 168,144.40 : x
  2. Step 2: Convert to fraction form
    693,456.40/1,040,184.60 = 168,144.40/x
  3. Step 3: Cross multiply
    693,456.40x = 1,040,184.60 × 168,144.40
  4. Step 4: Simplify right side
    693,456.40x = 174,901,215,456.24
  5. Step 5: Solve for x
    x = 174,901,215,456.24/693,456.40
  6. Step 6: Final answer
    x = 252,216.60

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Similar ratio
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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.