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Finding the Third Proportional to 58,180,672 and 86,766,475

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Solution

The third proportional to 58,180,672 and 86,766,475 is: 129,397,288.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,180,672 : 86,766,475 = 86,766,475 : x
  2. Step 2: Convert to fraction form
    58,180,672/86,766,475 = 86,766,475/x
  3. Step 3: Cross multiply
    58,180,672x = 86,766,475 × 86,766,475
  4. Step 4: Simplify right side
    58,180,672x = 7,528,421,183,925,625
  5. Step 5: Solve for x
    x = 7,528,421,183,925,625/58,180,672
  6. Step 6: Final answer
    x = 129,397,288.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.