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Finding the Third Proportional to 1,039,489 and 1,554,987

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Solution

The third proportional to 1,039,489 and 1,554,987 is: 2,326,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,489 : 1,554,987 = 1,554,987 : x
  2. Step 2: Convert to fraction form
    1,039,489/1,554,987 = 1,554,987/x
  3. Step 3: Cross multiply
    1,039,489x = 1,554,987 × 1,554,987
  4. Step 4: Simplify right side
    1,039,489x = 2,417,984,570,169
  5. Step 5: Solve for x
    x = 2,417,984,570,169/1,039,489
  6. Step 6: Final answer
    x = 2,326,128.10

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.