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Finding the Fourth Proportional to 4,718.54, 7,072.95 and 2,526.68

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Solution

The fourth proportional to 4,718.54, 7,072.95 and 2,526.68 is: 3,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.54 : 7,072.95 = 2,526.68 : x
  2. Step 2: Convert to fraction form
    4,718.54/7,072.95 = 2,526.68/x
  3. Step 3: Cross multiply
    4,718.54x = 7,072.95 × 2,526.68
  4. Step 4: Simplify right side
    4,718.54x = 17,871,108.46
  5. Step 5: Solve for x
    x = 17,871,108.46/4,718.54
  6. Step 6: Final answer
    x = 3,787.42

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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.