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Finding the Fourth Proportional to 304,598.88, 420,568.20 and 244,500.12

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Solution

The fourth proportional to 304,598.88, 420,568.20 and 244,500.12 is: 337,588.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,598.88 : 420,568.20 = 244,500.12 : x
  2. Step 2: Convert to fraction form
    304,598.88/420,568.20 = 244,500.12/x
  3. Step 3: Cross multiply
    304,598.88x = 420,568.20 × 244,500.12
  4. Step 4: Simplify right side
    304,598.88x = 102,828,975,368.18
  5. Step 5: Solve for x
    x = 102,828,975,368.18/304,598.88
  6. Step 6: Final answer
    x = 337,588.16

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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.