Home / 969,693.72-1,452,936.78-495,727.08

Finding the Fourth Proportional to 969,693.72, 1,452,936.78 and 495,727.08

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Solution

The fourth proportional to 969,693.72, 1,452,936.78 and 495,727.08 is: 742,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,693.72 : 1,452,936.78 = 495,727.08 : x
  2. Step 2: Convert to fraction form
    969,693.72/1,452,936.78 = 495,727.08/x
  3. Step 3: Cross multiply
    969,693.72x = 1,452,936.78 × 495,727.08
  4. Step 4: Simplify right side
    969,693.72x = 720,260,107,374.00
  5. Step 5: Solve for x
    x = 720,260,107,374.00/969,693.72
  6. Step 6: Final answer
    x = 742,770.72

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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.