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Finding the Fourth Proportional to 6,530.06, 9,801.30 and 4,057.40

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Solution

The fourth proportional to 6,530.06, 9,801.30 and 4,057.40 is: 6,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.06 : 9,801.30 = 4,057.40 : x
  2. Step 2: Convert to fraction form
    6,530.06/9,801.30 = 4,057.40/x
  3. Step 3: Cross multiply
    6,530.06x = 9,801.30 × 4,057.40
  4. Step 4: Simplify right side
    6,530.06x = 39,767,794.62
  5. Step 5: Solve for x
    x = 39,767,794.62/6,530.06
  6. Step 6: Final answer
    x = 6,089.96

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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.