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Finding the Fourth Proportional to 6,903.12, 10,359.93 and 5,059.06

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Solution

The fourth proportional to 6,903.12, 10,359.93 and 5,059.06 is: 7,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,903.12 : 10,359.93 = 5,059.06 : x
  2. Step 2: Convert to fraction form
    6,903.12/10,359.93 = 5,059.06/x
  3. Step 3: Cross multiply
    6,903.12x = 10,359.93 × 5,059.06
  4. Step 4: Simplify right side
    6,903.12x = 52,411,500.54
  5. Step 5: Solve for x
    x = 52,411,500.54/6,903.12
  6. Step 6: Final answer
    x = 7,592.43

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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.