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Finding the Fourth Proportional to 6,263.73, 8,642.70 and 5,323.32

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Solution

The fourth proportional to 6,263.73, 8,642.70 and 5,323.32 is: 7,345.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,263.73 : 8,642.70 = 5,323.32 : x
  2. Step 2: Convert to fraction form
    6,263.73/8,642.70 = 5,323.32/x
  3. Step 3: Cross multiply
    6,263.73x = 8,642.70 × 5,323.32
  4. Step 4: Simplify right side
    6,263.73x = 46,007,857.76
  5. Step 5: Solve for x
    x = 46,007,857.76/6,263.73
  6. Step 6: Final answer
    x = 7,345.12

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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.