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Finding the Fourth Proportional to 483,321.60, 725,241.60 and 202,867.20

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Solution

The fourth proportional to 483,321.60, 725,241.60 and 202,867.20 is: 304,409.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,321.60 : 725,241.60 = 202,867.20 : x
  2. Step 2: Convert to fraction form
    483,321.60/725,241.60 = 202,867.20/x
  3. Step 3: Cross multiply
    483,321.60x = 725,241.60 × 202,867.20
  4. Step 4: Simplify right side
    483,321.60x = 147,127,732,715.52
  5. Step 5: Solve for x
    x = 147,127,732,715.52/483,321.60
  6. Step 6: Final answer
    x = 304,409.60

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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.