Home / 756,069.60-1,134,104.40-436,767.60

Finding the Fourth Proportional to 756,069.60, 1,134,104.40 and 436,767.60

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Solution

The fourth proportional to 756,069.60, 1,134,104.40 and 436,767.60 is: 655,151.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,069.60 : 1,134,104.40 = 436,767.60 : x
  2. Step 2: Convert to fraction form
    756,069.60/1,134,104.40 = 436,767.60/x
  3. Step 3: Cross multiply
    756,069.60x = 1,134,104.40 × 436,767.60
  4. Step 4: Simplify right side
    756,069.60x = 495,340,056,937.44
  5. Step 5: Solve for x
    x = 495,340,056,937.44/756,069.60
  6. Step 6: Final answer
    x = 655,151.40

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Double scale
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Similar ratio
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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.