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Finding the Fourth Proportional to 22,904.40, 34,355.64 and 7,325.52

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Solution

The fourth proportional to 22,904.40, 34,355.64 and 7,325.52 is: 10,987.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,904.40 : 34,355.64 = 7,325.52 : x
  2. Step 2: Convert to fraction form
    22,904.40/34,355.64 = 7,325.52/x
  3. Step 3: Cross multiply
    22,904.40x = 34,355.64 × 7,325.52
  4. Step 4: Simplify right side
    22,904.40x = 251,672,927.93
  5. Step 5: Solve for x
    x = 251,672,927.93/22,904.40
  6. Step 6: Final answer
    x = 10,987.97

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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.