Home / 804,527.20-1,206,790.80-243,589.60

Finding the Fourth Proportional to 804,527.20, 1,206,790.80 and 243,589.60

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Solution

The fourth proportional to 804,527.20, 1,206,790.80 and 243,589.60 is: 365,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,527.20 : 1,206,790.80 = 243,589.60 : x
  2. Step 2: Convert to fraction form
    804,527.20/1,206,790.80 = 243,589.60/x
  3. Step 3: Cross multiply
    804,527.20x = 1,206,790.80 × 243,589.60
  4. Step 4: Simplify right side
    804,527.20x = 293,961,688,255.68
  5. Step 5: Solve for x
    x = 293,961,688,255.68/804,527.20
  6. Step 6: Final answer
    x = 365,384.40

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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.