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Finding the Fourth Proportional to 6,995.97, 10,477.80 and 6,373.19

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Solution

The fourth proportional to 6,995.97, 10,477.80 and 6,373.19 is: 9,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,995.97 : 10,477.80 = 6,373.19 : x
  2. Step 2: Convert to fraction form
    6,995.97/10,477.80 = 6,373.19/x
  3. Step 3: Cross multiply
    6,995.97x = 10,477.80 × 6,373.19
  4. Step 4: Simplify right side
    6,995.97x = 66,776,957.79
  5. Step 5: Solve for x
    x = 66,776,957.79/6,995.97
  6. Step 6: Final answer
    x = 9,545.06

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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.