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Finding the Fourth Proportional to 374,697.44, 517,082.48 and 204,931.56

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Solution

The fourth proportional to 374,697.44, 517,082.48 and 204,931.56 is: 282,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,697.44 : 517,082.48 = 204,931.56 : x
  2. Step 2: Convert to fraction form
    374,697.44/517,082.48 = 204,931.56/x
  3. Step 3: Cross multiply
    374,697.44x = 517,082.48 × 204,931.56
  4. Step 4: Simplify right side
    374,697.44x = 105,966,519,275.07
  5. Step 5: Solve for x
    x = 105,966,519,275.07/374,697.44
  6. Step 6: Final answer
    x = 282,805.56

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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.