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Finding the Fourth Proportional to 322,582.60, 483,873.90 and 100,937.80

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Solution

The fourth proportional to 322,582.60, 483,873.90 and 100,937.80 is: 151,406.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,582.60 : 483,873.90 = 100,937.80 : x
  2. Step 2: Convert to fraction form
    322,582.60/483,873.90 = 100,937.80/x
  3. Step 3: Cross multiply
    322,582.60x = 483,873.90 × 100,937.80
  4. Step 4: Simplify right side
    322,582.60x = 48,841,166,943.42
  5. Step 5: Solve for x
    x = 48,841,166,943.42/322,582.60
  6. Step 6: Final answer
    x = 151,406.70

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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.