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Finding the Fourth Proportional to 537,021.65, 741,064.50 and 295,314.41

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Solution

The fourth proportional to 537,021.65, 741,064.50 and 295,314.41 is: 407,519.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,021.65 : 741,064.50 = 295,314.41 : x
  2. Step 2: Convert to fraction form
    537,021.65/741,064.50 = 295,314.41/x
  3. Step 3: Cross multiply
    537,021.65x = 741,064.50 × 295,314.41
  4. Step 4: Simplify right side
    537,021.65x = 218,847,027,442.11
  5. Step 5: Solve for x
    x = 218,847,027,442.11/537,021.65
  6. Step 6: Final answer
    x = 407,519.93

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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.