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Finding the Fourth Proportional to 7,535, 11,302.50 and 2,340.88

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Solution

The fourth proportional to 7,535, 11,302.50 and 2,340.88 is: 3,511.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535 : 11,302.50 = 2,340.88 : x
  2. Step 2: Convert to fraction form
    7,535/11,302.50 = 2,340.88/x
  3. Step 3: Cross multiply
    7,535x = 11,302.50 × 2,340.88
  4. Step 4: Simplify right side
    7,535x = 26,457,796.20
  5. Step 5: Solve for x
    x = 26,457,796.20/7,535
  6. Step 6: Final answer
    x = 3,511.32

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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.