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Finding the Third Proportional to 103,658,435 and 239,975,642

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Solution

The third proportional to 103,658,435 and 239,975,642 is: 555,558,346.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,658,435 : 239,975,642 = 239,975,642 : x
  2. Step 2: Convert to fraction form
    103,658,435/239,975,642 = 239,975,642/x
  3. Step 3: Cross multiply
    103,658,435x = 239,975,642 × 239,975,642
  4. Step 4: Simplify right side
    103,658,435x = 57,588,308,753,312,160
  5. Step 5: Solve for x
    x = 57,588,308,753,312,160/103,658,435
  6. Step 6: Final answer
    x = 555,558,346.54

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.