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Finding the Third Proportional to 186,338,481 and 403,731,570

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Solution

The third proportional to 186,338,481 and 403,731,570 is: 874,747,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,338,481 : 403,731,570 = 403,731,570 : x
  2. Step 2: Convert to fraction form
    186,338,481/403,731,570 = 403,731,570/x
  3. Step 3: Cross multiply
    186,338,481x = 403,731,570 × 403,731,570
  4. Step 4: Simplify right side
    186,338,481x = 162,999,180,614,664,896
  5. Step 5: Solve for x
    x = 162,999,180,614,664,896/186,338,481
  6. Step 6: Final answer
    x = 874,747,823.10

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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.