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Finding the Fourth Proportional to 4,787.52, 6,608.04 and 2,900.22

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Solution

The fourth proportional to 4,787.52, 6,608.04 and 2,900.22 is: 4,003.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787.52 : 6,608.04 = 2,900.22 : x
  2. Step 2: Convert to fraction form
    4,787.52/6,608.04 = 2,900.22/x
  3. Step 3: Cross multiply
    4,787.52x = 6,608.04 × 2,900.22
  4. Step 4: Simplify right side
    4,787.52x = 19,164,769.77
  5. Step 5: Solve for x
    x = 19,164,769.77/4,787.52
  6. Step 6: Final answer
    x = 4,003.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.