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Finding the Fourth Proportional to 637,251.60, 955,877.40 and 194,019.60

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Solution

The fourth proportional to 637,251.60, 955,877.40 and 194,019.60 is: 291,029.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,251.60 : 955,877.40 = 194,019.60 : x
  2. Step 2: Convert to fraction form
    637,251.60/955,877.40 = 194,019.60/x
  3. Step 3: Cross multiply
    637,251.60x = 955,877.40 × 194,019.60
  4. Step 4: Simplify right side
    637,251.60x = 185,458,950,797.04
  5. Step 5: Solve for x
    x = 185,458,950,797.04/637,251.60
  6. Step 6: Final answer
    x = 291,029.40

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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.