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Finding the Third Proportional to 1,079,119.13 and 1,662,970.50

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Solution

The third proportional to 1,079,119.13 and 1,662,970.50 is: 2,562,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,119.13 : 1,662,970.50 = 1,662,970.50 : x
  2. Step 2: Convert to fraction form
    1,079,119.13/1,662,970.50 = 1,662,970.50/x
  3. Step 3: Cross multiply
    1,079,119.13x = 1,662,970.50 × 1,662,970.50
  4. Step 4: Simplify right side
    1,079,119.13x = 2,765,470,883,870.25
  5. Step 5: Solve for x
    x = 2,765,470,883,870.25/1,079,119.13
  6. Step 6: Final answer
    x = 2,562,711.40

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.