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Finding the Fourth Proportional to 6,455.25, 9,605.61 and 6,433.38

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Solution

The fourth proportional to 6,455.25, 9,605.61 and 6,433.38 is: 9,573.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,455.25 : 9,605.61 = 6,433.38 : x
  2. Step 2: Convert to fraction form
    6,455.25/9,605.61 = 6,433.38/x
  3. Step 3: Cross multiply
    6,455.25x = 9,605.61 × 6,433.38
  4. Step 4: Simplify right side
    6,455.25x = 61,796,539.26
  5. Step 5: Solve for x
    x = 61,796,539.26/6,455.25
  6. Step 6: Final answer
    x = 9,573.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.