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Finding the Fourth Proportional to 304,266.30, 456,399.45 and 299,600.70

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Solution

The fourth proportional to 304,266.30, 456,399.45 and 299,600.70 is: 449,401.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,266.30 : 456,399.45 = 299,600.70 : x
  2. Step 2: Convert to fraction form
    304,266.30/456,399.45 = 299,600.70/x
  3. Step 3: Cross multiply
    304,266.30x = 456,399.45 × 299,600.70
  4. Step 4: Simplify right side
    304,266.30x = 136,737,594,699.62
  5. Step 5: Solve for x
    x = 136,737,594,699.62/304,266.30
  6. Step 6: Final answer
    x = 449,401.05

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1.5x scale

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.