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Finding the Fourth Proportional to 7,062.53, 10,592.98 and 1,868.81

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Solution

The fourth proportional to 7,062.53, 10,592.98 and 1,868.81 is: 2,803.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.53 : 10,592.98 = 1,868.81 : x
  2. Step 2: Convert to fraction form
    7,062.53/10,592.98 = 1,868.81/x
  3. Step 3: Cross multiply
    7,062.53x = 10,592.98 × 1,868.81
  4. Step 4: Simplify right side
    7,062.53x = 19,796,266.95
  5. Step 5: Solve for x
    x = 19,796,266.95/7,062.53
  6. Step 6: Final answer
    x = 2,803.00

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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.