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Finding the Third Proportional to 12,958,830 and 28,358,352

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Solution

The third proportional to 12,958,830 and 28,358,352 is: 62,057,772.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958,830 : 28,358,352 = 28,358,352 : x
  2. Step 2: Convert to fraction form
    12,958,830/28,358,352 = 28,358,352/x
  3. Step 3: Cross multiply
    12,958,830x = 28,358,352 × 28,358,352
  4. Step 4: Simplify right side
    12,958,830x = 804,196,128,155,904
  5. Step 5: Solve for x
    x = 804,196,128,155,904/12,958,830
  6. Step 6: Final answer
    x = 62,057,772.82

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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.