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Finding the Third Proportional to 568,530.38 and 1,243,879.50

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Solution

The third proportional to 568,530.38 and 1,243,879.50 is: 2,721,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,530.38 : 1,243,879.50 = 1,243,879.50 : x
  2. Step 2: Convert to fraction form
    568,530.38/1,243,879.50 = 1,243,879.50/x
  3. Step 3: Cross multiply
    568,530.38x = 1,243,879.50 × 1,243,879.50
  4. Step 4: Simplify right side
    568,530.38x = 1,547,236,210,520.25
  5. Step 5: Solve for x
    x = 1,547,236,210,520.25/568,530.38
  6. Step 6: Final answer
    x = 2,721,466.22

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.