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Finding the Third Proportional to 232,290 and 492,491.25

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Solution

The third proportional to 232,290 and 492,491.25 is: 1,044,158.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,290 : 492,491.25 = 492,491.25 : x
  2. Step 2: Convert to fraction form
    232,290/492,491.25 = 492,491.25/x
  3. Step 3: Cross multiply
    232,290x = 492,491.25 × 492,491.25
  4. Step 4: Simplify right side
    232,290x = 242,547,631,326.56
  5. Step 5: Solve for x
    x = 242,547,631,326.56/232,290
  6. Step 6: Final answer
    x = 1,044,158.73

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.