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Finding the Third Proportional to 122,312 and 266,224

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Solution

The third proportional to 122,312 and 266,224 is: 579,462.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,312 : 266,224 = 266,224 : x
  2. Step 2: Convert to fraction form
    122,312/266,224 = 266,224/x
  3. Step 3: Cross multiply
    122,312x = 266,224 × 266,224
  4. Step 4: Simplify right side
    122,312x = 70,875,218,176
  5. Step 5: Solve for x
    x = 70,875,218,176/122,312
  6. Step 6: Final answer
    x = 579,462.51

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.