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Finding the Third Proportional to 439,944,287 and 955,556,655.50

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Solution

The third proportional to 439,944,287 and 955,556,655.50 is: 2,075,463,982.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,944,287 : 955,556,655.50 = 955,556,655.50 : x
  2. Step 2: Convert to fraction form
    439,944,287/955,556,655.50 = 955,556,655.50/x
  3. Step 3: Cross multiply
    439,944,287x = 955,556,655.50 × 955,556,655.50
  4. Step 4: Simplify right side
    439,944,287x = 913,088,521,870,345,728
  5. Step 5: Solve for x
    x = 913,088,521,870,345,728/439,944,287
  6. Step 6: Final answer
    x = 2,075,463,982.26

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.