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Finding the Third Proportional to 538,875 and 749,262

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Solution

The third proportional to 538,875 and 749,262 is: 1,041,788.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,875 : 749,262 = 749,262 : x
  2. Step 2: Convert to fraction form
    538,875/749,262 = 749,262/x
  3. Step 3: Cross multiply
    538,875x = 749,262 × 749,262
  4. Step 4: Simplify right side
    538,875x = 561,393,544,644
  5. Step 5: Solve for x
    x = 561,393,544,644/538,875
  6. Step 6: Final answer
    x = 1,041,788.07

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.