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Finding the Fourth Proportional to 374,757.67, 517,230.90 and 362,301.76

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Solution

The fourth proportional to 374,757.67, 517,230.90 and 362,301.76 is: 500,039.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,757.67 : 517,230.90 = 362,301.76 : x
  2. Step 2: Convert to fraction form
    374,757.67/517,230.90 = 362,301.76/x
  3. Step 3: Cross multiply
    374,757.67x = 517,230.90 × 362,301.76
  4. Step 4: Simplify right side
    374,757.67x = 187,393,665,396.38
  5. Step 5: Solve for x
    x = 187,393,665,396.38/374,757.67
  6. Step 6: Final answer
    x = 500,039.57

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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.