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Finding the Fourth Proportional to 3,526.32, 4,866.21 and 1,932.93

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Solution

The fourth proportional to 3,526.32, 4,866.21 and 1,932.93 is: 2,667.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.32 : 4,866.21 = 1,932.93 : x
  2. Step 2: Convert to fraction form
    3,526.32/4,866.21 = 1,932.93/x
  3. Step 3: Cross multiply
    3,526.32x = 4,866.21 × 1,932.93
  4. Step 4: Simplify right side
    3,526.32x = 9,406,049.08
  5. Step 5: Solve for x
    x = 9,406,049.08/3,526.32
  6. Step 6: Final answer
    x = 2,667.39

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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.