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Finding the Third Proportional to 294,492 and 459,234

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Solution

The third proportional to 294,492 and 459,234 is: 716,134.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,492 : 459,234 = 459,234 : x
  2. Step 2: Convert to fraction form
    294,492/459,234 = 459,234/x
  3. Step 3: Cross multiply
    294,492x = 459,234 × 459,234
  4. Step 4: Simplify right side
    294,492x = 210,895,866,756
  5. Step 5: Solve for x
    x = 210,895,866,756/294,492
  6. Step 6: Final answer
    x = 716,134.45

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.