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Finding the Fourth Proportional to 557,601.60, 836,434.44 and 158,211.12

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Solution

The fourth proportional to 557,601.60, 836,434.44 and 158,211.12 is: 237,325.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,601.60 : 836,434.44 = 158,211.12 : x
  2. Step 2: Convert to fraction form
    557,601.60/836,434.44 = 158,211.12/x
  3. Step 3: Cross multiply
    557,601.60x = 836,434.44 × 158,211.12
  4. Step 4: Simplify right side
    557,601.60x = 132,333,229,558.97
  5. Step 5: Solve for x
    x = 132,333,229,558.97/557,601.60
  6. Step 6: Final answer
    x = 237,325.77

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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.