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Finding the Third Proportional to 57,674,880 and 86,523,804

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Solution

The third proportional to 57,674,880 and 86,523,804 is: 129,802,934.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,674,880 : 86,523,804 = 86,523,804 : x
  2. Step 2: Convert to fraction form
    57,674,880/86,523,804 = 86,523,804/x
  3. Step 3: Cross multiply
    57,674,880x = 86,523,804 × 86,523,804
  4. Step 4: Simplify right side
    57,674,880x = 7,486,368,658,630,416
  5. Step 5: Solve for x
    x = 7,486,368,658,630,416/57,674,880
  6. Step 6: Final answer
    x = 129,802,934.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.