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Finding the Fourth Proportional to 7,027.60, 10,491.50 and 6,250

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Solution

The fourth proportional to 7,027.60, 10,491.50 and 6,250 is: 9,330.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.60 : 10,491.50 = 6,250 : x
  2. Step 2: Convert to fraction form
    7,027.60/10,491.50 = 6,250/x
  3. Step 3: Cross multiply
    7,027.60x = 10,491.50 × 6,250
  4. Step 4: Simplify right side
    7,027.60x = 65,571,875
  5. Step 5: Solve for x
    x = 65,571,875/7,027.60
  6. Step 6: Final answer
    x = 9,330.62

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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.