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Finding the Fourth Proportional to 656,562.70, 984,297.30 and 277,774.30

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Solution

The fourth proportional to 656,562.70, 984,297.30 and 277,774.30 is: 416,430.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,562.70 : 984,297.30 = 277,774.30 : x
  2. Step 2: Convert to fraction form
    656,562.70/984,297.30 = 277,774.30/x
  3. Step 3: Cross multiply
    656,562.70x = 984,297.30 × 277,774.30
  4. Step 4: Simplify right side
    656,562.70x = 273,412,493,499.39
  5. Step 5: Solve for x
    x = 273,412,493,499.39/656,562.70
  6. Step 6: Final answer
    x = 416,430.13

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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.