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Finding the Fourth Proportional to 537,954.65, 742,379.51 and 323,098.37

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Solution

The fourth proportional to 537,954.65, 742,379.51 and 323,098.37 is: 445,877.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,954.65 : 742,379.51 = 323,098.37 : x
  2. Step 2: Convert to fraction form
    537,954.65/742,379.51 = 323,098.37/x
  3. Step 3: Cross multiply
    537,954.65x = 742,379.51 × 323,098.37
  4. Step 4: Simplify right side
    537,954.65x = 239,861,606,698.25
  5. Step 5: Solve for x
    x = 239,861,606,698.25/537,954.65
  6. Step 6: Final answer
    x = 445,877.01

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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.