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Finding the Fourth Proportional to 1,036,662.03, 1,554,993.05 and 1,036,662.03

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Solution

The fourth proportional to 1,036,662.03, 1,554,993.05 and 1,036,662.03 is: 1,554,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,662.03 : 1,554,993.05 = 1,036,662.03 : x
  2. Step 2: Convert to fraction form
    1,036,662.03/1,554,993.05 = 1,036,662.03/x
  3. Step 3: Cross multiply
    1,036,662.03x = 1,554,993.05 × 1,036,662.03
  4. Step 4: Simplify right side
    1,036,662.03x = 1,612,002,251,848.89
  5. Step 5: Solve for x
    x = 1,612,002,251,848.89/1,036,662.03
  6. Step 6: Final answer
    x = 1,554,993.05

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Why These Related Problems?

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