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Finding the Third Proportional to 686,726.50 and 1,050,501.75

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Solution

The third proportional to 686,726.50 and 1,050,501.75 is: 1,606,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    686,726.50 : 1,050,501.75 = 1,050,501.75 : x
  2. Step 2: Convert to fraction form
    686,726.50/1,050,501.75 = 1,050,501.75/x
  3. Step 3: Cross multiply
    686,726.50x = 1,050,501.75 × 1,050,501.75
  4. Step 4: Simplify right side
    686,726.50x = 1,103,553,926,753.06
  5. Step 5: Solve for x
    x = 1,103,553,926,753.06/686,726.50
  6. Step 6: Final answer
    x = 1,606,977.34

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.