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Finding the Third Proportional to 115,020 and 251,362

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Solution

The third proportional to 115,020 and 251,362 is: 549,320.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,020 : 251,362 = 251,362 : x
  2. Step 2: Convert to fraction form
    115,020/251,362 = 251,362/x
  3. Step 3: Cross multiply
    115,020x = 251,362 × 251,362
  4. Step 4: Simplify right side
    115,020x = 63,182,855,044
  5. Step 5: Solve for x
    x = 63,182,855,044/115,020
  6. Step 6: Final answer
    x = 549,320.60

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.