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Finding the Fourth Proportional to 222,542.47, 333,834.29 and 72,783.59

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Solution

The fourth proportional to 222,542.47, 333,834.29 and 72,783.59 is: 109,182.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,542.47 : 333,834.29 = 72,783.59 : x
  2. Step 2: Convert to fraction form
    222,542.47/333,834.29 = 72,783.59/x
  3. Step 3: Cross multiply
    222,542.47x = 333,834.29 × 72,783.59
  4. Step 4: Simplify right side
    222,542.47x = 24,297,657,727.38
  5. Step 5: Solve for x
    x = 24,297,657,727.38/222,542.47
  6. Step 6: Final answer
    x = 109,182.12

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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.