Home / 799,726.40-1,199,589.60-208,750.40

Finding the Fourth Proportional to 799,726.40, 1,199,589.60 and 208,750.40

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Solution

The fourth proportional to 799,726.40, 1,199,589.60 and 208,750.40 is: 313,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,726.40 : 1,199,589.60 = 208,750.40 : x
  2. Step 2: Convert to fraction form
    799,726.40/1,199,589.60 = 208,750.40/x
  3. Step 3: Cross multiply
    799,726.40x = 1,199,589.60 × 208,750.40
  4. Step 4: Simplify right side
    799,726.40x = 250,414,808,835.84
  5. Step 5: Solve for x
    x = 250,414,808,835.84/799,726.40
  6. Step 6: Final answer
    x = 313,125.60

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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.