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Finding the Fourth Proportional to 622,800.60, 934,200.90 and 202,076.48

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Solution

The fourth proportional to 622,800.60, 934,200.90 and 202,076.48 is: 303,114.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,800.60 : 934,200.90 = 202,076.48 : x
  2. Step 2: Convert to fraction form
    622,800.60/934,200.90 = 202,076.48/x
  3. Step 3: Cross multiply
    622,800.60x = 934,200.90 × 202,076.48
  4. Step 4: Simplify right side
    622,800.60x = 188,780,024,813.83
  5. Step 5: Solve for x
    x = 188,780,024,813.83/622,800.60
  6. Step 6: Final answer
    x = 303,114.71

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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.