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Finding the Fourth Proportional to 6,303.84, 8,693.04 and 4,974.88

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Solution

The fourth proportional to 6,303.84, 8,693.04 and 4,974.88 is: 6,860.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,303.84 : 8,693.04 = 4,974.88 : x
  2. Step 2: Convert to fraction form
    6,303.84/8,693.04 = 4,974.88/x
  3. Step 3: Cross multiply
    6,303.84x = 8,693.04 × 4,974.88
  4. Step 4: Simplify right side
    6,303.84x = 43,246,830.84
  5. Step 5: Solve for x
    x = 43,246,830.84/6,303.84
  6. Step 6: Final answer
    x = 6,860.39

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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.