Home / 809,052.40-1,212,422.10-594,134.20

Finding the Fourth Proportional to 809,052.40, 1,212,422.10 and 594,134.20

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Solution

The fourth proportional to 809,052.40, 1,212,422.10 and 594,134.20 is: 890,352.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,052.40 : 1,212,422.10 = 594,134.20 : x
  2. Step 2: Convert to fraction form
    809,052.40/1,212,422.10 = 594,134.20/x
  3. Step 3: Cross multiply
    809,052.40x = 1,212,422.10 × 594,134.20
  4. Step 4: Simplify right side
    809,052.40x = 720,341,434,445.82
  5. Step 5: Solve for x
    x = 720,341,434,445.82/809,052.40
  6. Step 6: Final answer
    x = 890,352.01

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Double scale
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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.