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Finding the Fourth Proportional to 2,368.96, 3,532.72 and 2,313.08

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Solution

The fourth proportional to 2,368.96, 3,532.72 and 2,313.08 is: 3,449.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,368.96 : 3,532.72 = 2,313.08 : x
  2. Step 2: Convert to fraction form
    2,368.96/3,532.72 = 2,313.08/x
  3. Step 3: Cross multiply
    2,368.96x = 3,532.72 × 2,313.08
  4. Step 4: Simplify right side
    2,368.96x = 8,171,463.98
  5. Step 5: Solve for x
    x = 8,171,463.98/2,368.96
  6. Step 6: Final answer
    x = 3,449.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.