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Finding the Fourth Proportional to 232,021.60, 348,550.80 and 223,208.80

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Solution

The fourth proportional to 232,021.60, 348,550.80 and 223,208.80 is: 335,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,021.60 : 348,550.80 = 223,208.80 : x
  2. Step 2: Convert to fraction form
    232,021.60/348,550.80 = 223,208.80/x
  3. Step 3: Cross multiply
    232,021.60x = 348,550.80 × 223,208.80
  4. Step 4: Simplify right side
    232,021.60x = 77,799,605,807.04
  5. Step 5: Solve for x
    x = 77,799,605,807.04/232,021.60
  6. Step 6: Final answer
    x = 335,311.91

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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.