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Finding the Third Proportional to 58,326,624 and 127,638,144

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Solution

The third proportional to 58,326,624 and 127,638,144 is: 279,314,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,326,624 : 127,638,144 = 127,638,144 : x
  2. Step 2: Convert to fraction form
    58,326,624/127,638,144 = 127,638,144/x
  3. Step 3: Cross multiply
    58,326,624x = 127,638,144 × 127,638,144
  4. Step 4: Simplify right side
    58,326,624x = 16,291,495,803,764,736
  5. Step 5: Solve for x
    x = 16,291,495,803,764,736/58,326,624
  6. Step 6: Final answer
    x = 279,314,911.21

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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.