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Finding the Fourth Proportional to 656,452.56, 984,678.03 and 235,728.84

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Solution

The fourth proportional to 656,452.56, 984,678.03 and 235,728.84 is: 353,592.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,452.56 : 984,678.03 = 235,728.84 : x
  2. Step 2: Convert to fraction form
    656,452.56/984,678.03 = 235,728.84/x
  3. Step 3: Cross multiply
    656,452.56x = 984,678.03 × 235,728.84
  4. Step 4: Simplify right side
    656,452.56x = 232,117,009,785.39
  5. Step 5: Solve for x
    x = 232,117,009,785.39/656,452.56
  6. Step 6: Final answer
    x = 353,592.97

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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.