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Finding the Fourth Proportional to 1,462.08, 2,016.13 and 964.08

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Solution

The fourth proportional to 1,462.08, 2,016.13 and 964.08 is: 1,329.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462.08 : 2,016.13 = 964.08 : x
  2. Step 2: Convert to fraction form
    1,462.08/2,016.13 = 964.08/x
  3. Step 3: Cross multiply
    1,462.08x = 2,016.13 × 964.08
  4. Step 4: Simplify right side
    1,462.08x = 1,943,711.82
  5. Step 5: Solve for x
    x = 1,943,711.82/1,462.08
  6. Step 6: Final answer
    x = 1,329.42

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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.