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Finding the Fourth Proportional to 344,232.87, 516,551.40 and 144,537.90

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Solution

The fourth proportional to 344,232.87, 516,551.40 and 144,537.90 is: 216,891.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,232.87 : 516,551.40 = 144,537.90 : x
  2. Step 2: Convert to fraction form
    344,232.87/516,551.40 = 144,537.90/x
  3. Step 3: Cross multiply
    344,232.87x = 516,551.40 × 144,537.90
  4. Step 4: Simplify right side
    344,232.87x = 74,661,254,598.06
  5. Step 5: Solve for x
    x = 74,661,254,598.06/344,232.87
  6. Step 6: Final answer
    x = 216,891.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.