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Finding the Third Proportional to 38,945,286 and 61,668,864

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Solution

The third proportional to 38,945,286 and 61,668,864 is: 97,651,068.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,945,286 : 61,668,864 = 61,668,864 : x
  2. Step 2: Convert to fraction form
    38,945,286/61,668,864 = 61,668,864/x
  3. Step 3: Cross multiply
    38,945,286x = 61,668,864 × 61,668,864
  4. Step 4: Simplify right side
    38,945,286x = 3,803,048,787,050,496
  5. Step 5: Solve for x
    x = 3,803,048,787,050,496/38,945,286
  6. Step 6: Final answer
    x = 97,651,068.40

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.