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Finding the Fourth Proportional to 541,673.19, 747,499.77 and 299,950.56

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Solution

The fourth proportional to 541,673.19, 747,499.77 and 299,950.56 is: 413,926.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,673.19 : 747,499.77 = 299,950.56 : x
  2. Step 2: Convert to fraction form
    541,673.19/747,499.77 = 299,950.56/x
  3. Step 3: Cross multiply
    541,673.19x = 747,499.77 × 299,950.56
  4. Step 4: Simplify right side
    541,673.19x = 224,212,974,611.37
  5. Step 5: Solve for x
    x = 224,212,974,611.37/541,673.19
  6. Step 6: Final answer
    x = 413,926.66

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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.