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Finding the Fourth Proportional to 7,300.59, 10,950.89 and 2,106.47

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Solution

The fourth proportional to 7,300.59, 10,950.89 and 2,106.47 is: 3,159.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,300.59 : 10,950.89 = 2,106.47 : x
  2. Step 2: Convert to fraction form
    7,300.59/10,950.89 = 2,106.47/x
  3. Step 3: Cross multiply
    7,300.59x = 10,950.89 × 2,106.47
  4. Step 4: Simplify right side
    7,300.59x = 23,067,655.97
  5. Step 5: Solve for x
    x = 23,067,655.97/7,300.59
  6. Step 6: Final answer
    x = 3,159.70

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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.