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Finding the Fourth Proportional to 7,253.03, 10,875.12 and 3,090.71

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Solution

The fourth proportional to 7,253.03, 10,875.12 and 3,090.71 is: 4,634.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253.03 : 10,875.12 = 3,090.71 : x
  2. Step 2: Convert to fraction form
    7,253.03/10,875.12 = 3,090.71/x
  3. Step 3: Cross multiply
    7,253.03x = 10,875.12 × 3,090.71
  4. Step 4: Simplify right side
    7,253.03x = 33,611,842.14
  5. Step 5: Solve for x
    x = 33,611,842.14/7,253.03
  6. Step 6: Final answer
    x = 4,634.18

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1.5x scale

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.