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Finding the Third Proportional to 18,506,378 and 40,101,526

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Solution

The third proportional to 18,506,378 and 40,101,526 is: 86,896,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,506,378 : 40,101,526 = 40,101,526 : x
  2. Step 2: Convert to fraction form
    18,506,378/40,101,526 = 40,101,526/x
  3. Step 3: Cross multiply
    18,506,378x = 40,101,526 × 40,101,526
  4. Step 4: Simplify right side
    18,506,378x = 1,608,132,387,528,676
  5. Step 5: Solve for x
    x = 1,608,132,387,528,676/18,506,378
  6. Step 6: Final answer
    x = 86,896,116.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.