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Finding the Fourth Proportional to 483,321.60, 724,107.60 and 413,337.60

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Solution

The fourth proportional to 483,321.60, 724,107.60 and 413,337.60 is: 619,258.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,321.60 : 724,107.60 = 413,337.60 : x
  2. Step 2: Convert to fraction form
    483,321.60/724,107.60 = 413,337.60/x
  3. Step 3: Cross multiply
    483,321.60x = 724,107.60 × 413,337.60
  4. Step 4: Simplify right side
    483,321.60x = 299,300,897,525.76
  5. Step 5: Solve for x
    x = 299,300,897,525.76/483,321.60
  6. Step 6: Final answer
    x = 619,258.27

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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.