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Finding the Fourth Proportional to 1,471.95, 2,030.99 and 882.27

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Solution

The fourth proportional to 1,471.95, 2,030.99 and 882.27 is: 1,217.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471.95 : 2,030.99 = 882.27 : x
  2. Step 2: Convert to fraction form
    1,471.95/2,030.99 = 882.27/x
  3. Step 3: Cross multiply
    1,471.95x = 2,030.99 × 882.27
  4. Step 4: Simplify right side
    1,471.95x = 1,791,877.14
  5. Step 5: Solve for x
    x = 1,791,877.14/1,471.95
  6. Step 6: Final answer
    x = 1,217.35

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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.