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Finding the Third Proportional to 914,505.19 and 1,286,685

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Solution

The third proportional to 914,505.19 and 1,286,685 is: 1,810,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,505.19 : 1,286,685 = 1,286,685 : x
  2. Step 2: Convert to fraction form
    914,505.19/1,286,685 = 1,286,685/x
  3. Step 3: Cross multiply
    914,505.19x = 1,286,685 × 1,286,685
  4. Step 4: Simplify right side
    914,505.19x = 1,655,558,289,225
  5. Step 5: Solve for x
    x = 1,655,558,289,225/914,505.19
  6. Step 6: Final answer
    x = 1,810,332.31

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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.