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Finding the Fourth Proportional to 6,903.39, 10,346.99 and 2,953.50

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Solution

The fourth proportional to 6,903.39, 10,346.99 and 2,953.50 is: 4,426.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.39 : 10,346.99 = 2,953.50 : x
  2. Step 2: Convert to fraction form
    6,903.39/10,346.99 = 2,953.50/x
  3. Step 3: Cross multiply
    6,903.39x = 10,346.99 × 2,953.50
  4. Step 4: Simplify right side
    6,903.39x = 30,559,820.20
  5. Step 5: Solve for x
    x = 30,559,820.20/6,903.39
  6. Step 6: Final answer
    x = 4,426.78

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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.