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Finding the Fourth Proportional to 3,552, 5,330.04 and 1,908.60

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Solution

The fourth proportional to 3,552, 5,330.04 and 1,908.60 is: 2,864.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552 : 5,330.04 = 1,908.60 : x
  2. Step 2: Convert to fraction form
    3,552/5,330.04 = 1,908.60/x
  3. Step 3: Cross multiply
    3,552x = 5,330.04 × 1,908.60
  4. Step 4: Simplify right side
    3,552x = 10,172,914.34
  5. Step 5: Solve for x
    x = 10,172,914.34/3,552
  6. Step 6: Final answer
    x = 2,864.00

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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.