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Finding the Third Proportional to 30,039,451.50 and 61,671,373.50

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Solution

The third proportional to 30,039,451.50 and 61,671,373.50 is: 126,612,109.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,039,451.50 : 61,671,373.50 = 61,671,373.50 : x
  2. Step 2: Convert to fraction form
    30,039,451.50/61,671,373.50 = 61,671,373.50/x
  3. Step 3: Cross multiply
    30,039,451.50x = 61,671,373.50 × 61,671,373.50
  4. Step 4: Simplify right side
    30,039,451.50x = 3,803,358,309,376,502
  5. Step 5: Solve for x
    x = 3,803,358,309,376,502/30,039,451.50
  6. Step 6: Final answer
    x = 126,612,109.06

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.