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Finding the Fourth Proportional to 7,258, 10,888.28 and 2,327.76

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Solution

The fourth proportional to 7,258, 10,888.28 and 2,327.76 is: 3,492.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,258 : 10,888.28 = 2,327.76 : x
  2. Step 2: Convert to fraction form
    7,258/10,888.28 = 2,327.76/x
  3. Step 3: Cross multiply
    7,258x = 10,888.28 × 2,327.76
  4. Step 4: Simplify right side
    7,258x = 25,345,302.65
  5. Step 5: Solve for x
    x = 25,345,302.65/7,258
  6. Step 6: Final answer
    x = 3,492.05

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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.