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Finding the Fourth Proportional to 483,986.88, 726,057.76 and 168,533.44

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Solution

The fourth proportional to 483,986.88, 726,057.76 and 168,533.44 is: 252,827.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,986.88 : 726,057.76 = 168,533.44 : x
  2. Step 2: Convert to fraction form
    483,986.88/726,057.76 = 168,533.44/x
  3. Step 3: Cross multiply
    483,986.88x = 726,057.76 × 168,533.44
  4. Step 4: Simplify right side
    483,986.88x = 122,365,011,931.49
  5. Step 5: Solve for x
    x = 122,365,011,931.49/483,986.88
  6. Step 6: Final answer
    x = 252,827.13

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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.