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Finding the Fourth Proportional to 483,887.76, 725,847.84 and 168,347.76

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Solution

The fourth proportional to 483,887.76, 725,847.84 and 168,347.76 is: 252,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,887.76 : 725,847.84 = 168,347.76 : x
  2. Step 2: Convert to fraction form
    483,887.76/725,847.84 = 168,347.76/x
  3. Step 3: Cross multiply
    483,887.76x = 725,847.84 × 168,347.76
  4. Step 4: Simplify right side
    483,887.76x = 122,194,857,964.84
  5. Step 5: Solve for x
    x = 122,194,857,964.84/483,887.76
  6. Step 6: Final answer
    x = 252,527.28

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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.