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Finding the Third Proportional to 1,041,666.75 and 1,486,725.75

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Solution

The third proportional to 1,041,666.75 and 1,486,725.75 is: 2,121,939.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,666.75 : 1,486,725.75 = 1,486,725.75 : x
  2. Step 2: Convert to fraction form
    1,041,666.75/1,486,725.75 = 1,486,725.75/x
  3. Step 3: Cross multiply
    1,041,666.75x = 1,486,725.75 × 1,486,725.75
  4. Step 4: Simplify right side
    1,041,666.75x = 2,210,353,455,713.06
  5. Step 5: Solve for x
    x = 2,210,353,455,713.06/1,041,666.75
  6. Step 6: Final answer
    x = 2,121,939.15

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.