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Finding the Fourth Proportional to 276,751.53, 381,741.54 and 174,598.56

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Solution

The fourth proportional to 276,751.53, 381,741.54 and 174,598.56 is: 240,835.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,751.53 : 381,741.54 = 174,598.56 : x
  2. Step 2: Convert to fraction form
    276,751.53/381,741.54 = 174,598.56/x
  3. Step 3: Cross multiply
    276,751.53x = 381,741.54 × 174,598.56
  4. Step 4: Simplify right side
    276,751.53x = 66,651,523,176.18
  5. Step 5: Solve for x
    x = 66,651,523,176.18/276,751.53
  6. Step 6: Final answer
    x = 240,835.25

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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.