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Finding the Fourth Proportional to 544,016.70, 816,101.85 and 170,000.70

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Solution

The fourth proportional to 544,016.70, 816,101.85 and 170,000.70 is: 255,025.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,016.70 : 816,101.85 = 170,000.70 : x
  2. Step 2: Convert to fraction form
    544,016.70/816,101.85 = 170,000.70/x
  3. Step 3: Cross multiply
    544,016.70x = 816,101.85 × 170,000.70
  4. Step 4: Simplify right side
    544,016.70x = 138,737,885,771.30
  5. Step 5: Solve for x
    x = 138,737,885,771.30/544,016.70
  6. Step 6: Final answer
    x = 255,025.05

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Half scale
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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.