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Finding the Fourth Proportional to 656,363.34, 984,150.90 and 256,527.54

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Solution

The fourth proportional to 656,363.34, 984,150.90 and 256,527.54 is: 384,637.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,363.34 : 984,150.90 = 256,527.54 : x
  2. Step 2: Convert to fraction form
    656,363.34/984,150.90 = 256,527.54/x
  3. Step 3: Cross multiply
    656,363.34x = 984,150.90 × 256,527.54
  4. Step 4: Simplify right side
    656,363.34x = 252,461,809,365.79
  5. Step 5: Solve for x
    x = 252,461,809,365.79/656,363.34
  6. Step 6: Final answer
    x = 384,637.28

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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.