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Finding the Fourth Proportional to 569,525.80, 854,223.90 and 148,844.20

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Solution

The fourth proportional to 569,525.80, 854,223.90 and 148,844.20 is: 223,249.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,525.80 : 854,223.90 = 148,844.20 : x
  2. Step 2: Convert to fraction form
    569,525.80/854,223.90 = 148,844.20/x
  3. Step 3: Cross multiply
    569,525.80x = 854,223.90 × 148,844.20
  4. Step 4: Simplify right side
    569,525.80x = 127,146,273,016.38
  5. Step 5: Solve for x
    x = 127,146,273,016.38/569,525.80
  6. Step 6: Final answer
    x = 223,249.36

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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.