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Finding the Third Proportional to 98,716 and 145,482

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Solution

The third proportional to 98,716 and 145,482 is: 214,403.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,716 : 145,482 = 145,482 : x
  2. Step 2: Convert to fraction form
    98,716/145,482 = 145,482/x
  3. Step 3: Cross multiply
    98,716x = 145,482 × 145,482
  4. Step 4: Simplify right side
    98,716x = 21,165,012,324
  5. Step 5: Solve for x
    x = 21,165,012,324/98,716
  6. Step 6: Final answer
    x = 214,403.06

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.