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Finding the Third Proportional to 10,887,121.50 and 16,708,527

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Solution

The third proportional to 10,887,121.50 and 16,708,527 is: 25,642,670.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,887,121.50 : 16,708,527 = 16,708,527 : x
  2. Step 2: Convert to fraction form
    10,887,121.50/16,708,527 = 16,708,527/x
  3. Step 3: Cross multiply
    10,887,121.50x = 16,708,527 × 16,708,527
  4. Step 4: Simplify right side
    10,887,121.50x = 279,174,874,509,729
  5. Step 5: Solve for x
    x = 279,174,874,509,729/10,887,121.50
  6. Step 6: Final answer
    x = 25,642,670.98

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.