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Finding the Fourth Proportional to 9,868.53, 14,803.74 and 3,295.18

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Solution

The fourth proportional to 9,868.53, 14,803.74 and 3,295.18 is: 4,943.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,868.53 : 14,803.74 = 3,295.18 : x
  2. Step 2: Convert to fraction form
    9,868.53/14,803.74 = 3,295.18/x
  3. Step 3: Cross multiply
    9,868.53x = 14,803.74 × 3,295.18
  4. Step 4: Simplify right side
    9,868.53x = 48,780,987.97
  5. Step 5: Solve for x
    x = 48,780,987.97/9,868.53
  6. Step 6: Final answer
    x = 4,943.09

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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.