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Finding the Third Proportional to 1,009,118.25 and 1,681,803

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Solution

The third proportional to 1,009,118.25 and 1,681,803 is: 2,802,903.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,118.25 : 1,681,803 = 1,681,803 : x
  2. Step 2: Convert to fraction form
    1,009,118.25/1,681,803 = 1,681,803/x
  3. Step 3: Cross multiply
    1,009,118.25x = 1,681,803 × 1,681,803
  4. Step 4: Simplify right side
    1,009,118.25x = 2,828,461,330,809
  5. Step 5: Solve for x
    x = 2,828,461,330,809/1,009,118.25
  6. Step 6: Final answer
    x = 2,802,903.75

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.