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Finding the Fourth Proportional to 656,447.44, 984,671.16 and 207,203.35

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Solution

The fourth proportional to 656,447.44, 984,671.16 and 207,203.35 is: 310,805.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,447.44 : 984,671.16 = 207,203.35 : x
  2. Step 2: Convert to fraction form
    656,447.44/984,671.16 = 207,203.35/x
  3. Step 3: Cross multiply
    656,447.44x = 984,671.16 × 207,203.35
  4. Step 4: Simplify right side
    656,447.44x = 204,027,163,000.39
  5. Step 5: Solve for x
    x = 204,027,163,000.39/656,447.44
  6. Step 6: Final answer
    x = 310,805.03

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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.