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Finding the Fourth Proportional to 6,601.70, 9,100.89 and 4,710.03

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Solution

The fourth proportional to 6,601.70, 9,100.89 and 4,710.03 is: 6,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,601.70 : 9,100.89 = 4,710.03 : x
  2. Step 2: Convert to fraction form
    6,601.70/9,100.89 = 4,710.03/x
  3. Step 3: Cross multiply
    6,601.70x = 9,100.89 × 4,710.03
  4. Step 4: Simplify right side
    6,601.70x = 42,865,464.93
  5. Step 5: Solve for x
    x = 42,865,464.93/6,601.70
  6. Step 6: Final answer
    x = 6,493.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.