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Finding the Fourth Proportional to 557,728.32, 836,122.32 and 241,947.12

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Solution

The fourth proportional to 557,728.32, 836,122.32 and 241,947.12 is: 362,716.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,728.32 : 836,122.32 = 241,947.12 : x
  2. Step 2: Convert to fraction form
    557,728.32/836,122.32 = 241,947.12/x
  3. Step 3: Cross multiply
    557,728.32x = 836,122.32 × 241,947.12
  4. Step 4: Simplify right side
    557,728.32x = 202,297,387,291.72
  5. Step 5: Solve for x
    x = 202,297,387,291.72/557,728.32
  6. Step 6: Final answer
    x = 362,716.72

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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.