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Finding the Fourth Proportional to 22,225, 33,327.78 and 8,894.02

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Solution

The fourth proportional to 22,225, 33,327.78 and 8,894.02 is: 13,337.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,225 : 33,327.78 = 8,894.02 : x
  2. Step 2: Convert to fraction form
    22,225/33,327.78 = 8,894.02/x
  3. Step 3: Cross multiply
    22,225x = 33,327.78 × 8,894.02
  4. Step 4: Simplify right side
    22,225x = 296,417,941.88
  5. Step 5: Solve for x
    x = 296,417,941.88/22,225
  6. Step 6: Final answer
    x = 13,337.14

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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.