Home / 736,872.52-1,105,308.78-204,393.55

Finding the Fourth Proportional to 736,872.52, 1,105,308.78 and 204,393.55

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Solution

The fourth proportional to 736,872.52, 1,105,308.78 and 204,393.55 is: 306,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    736,872.52 : 1,105,308.78 = 204,393.55 : x
  2. Step 2: Convert to fraction form
    736,872.52/1,105,308.78 = 204,393.55/x
  3. Step 3: Cross multiply
    736,872.52x = 1,105,308.78 × 204,393.55
  4. Step 4: Simplify right side
    736,872.52x = 225,917,982,116.11
  5. Step 5: Solve for x
    x = 225,917,982,116.11/736,872.52
  6. Step 6: Final answer
    x = 306,590.32

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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.