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Finding the Fourth Proportional to 609,926.64, 914,889.78 and 294,998.64

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Solution

The fourth proportional to 609,926.64, 914,889.78 and 294,998.64 is: 442,497.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,926.64 : 914,889.78 = 294,998.64 : x
  2. Step 2: Convert to fraction form
    609,926.64/914,889.78 = 294,998.64/x
  3. Step 3: Cross multiply
    609,926.64x = 914,889.78 × 294,998.64
  4. Step 4: Simplify right side
    609,926.64x = 269,891,240,849.90
  5. Step 5: Solve for x
    x = 269,891,240,849.90/609,926.64
  6. Step 6: Final answer
    x = 442,497.87

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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.