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Finding the Fourth Proportional to 7,276.74, 10,901.88 and 7,006.74

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Solution

The fourth proportional to 7,276.74, 10,901.88 and 7,006.74 is: 10,497.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.74 : 10,901.88 = 7,006.74 : x
  2. Step 2: Convert to fraction form
    7,276.74/10,901.88 = 7,006.74/x
  3. Step 3: Cross multiply
    7,276.74x = 10,901.88 × 7,006.74
  4. Step 4: Simplify right side
    7,276.74x = 76,386,638.67
  5. Step 5: Solve for x
    x = 76,386,638.67/7,276.74
  6. Step 6: Final answer
    x = 10,497.37

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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.