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Finding the Third Proportional to 1,154,520 and 1,811,089.13

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Solution

The third proportional to 1,154,520 and 1,811,089.13 is: 2,841,045.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,520 : 1,811,089.13 = 1,811,089.13 : x
  2. Step 2: Convert to fraction form
    1,154,520/1,811,089.13 = 1,811,089.13/x
  3. Step 3: Cross multiply
    1,154,520x = 1,811,089.13 × 1,811,089.13
  4. Step 4: Simplify right side
    1,154,520x = 3,280,043,818,693.27
  5. Step 5: Solve for x
    x = 3,280,043,818,693.27/1,154,520
  6. Step 6: Final answer
    x = 2,841,045.47

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.