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Finding the Third Proportional to 19,037,220 and 28,598,031

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Solution

The third proportional to 19,037,220 and 28,598,031 is: 42,960,441.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,037,220 : 28,598,031 = 28,598,031 : x
  2. Step 2: Convert to fraction form
    19,037,220/28,598,031 = 28,598,031/x
  3. Step 3: Cross multiply
    19,037,220x = 28,598,031 × 28,598,031
  4. Step 4: Simplify right side
    19,037,220x = 817,847,377,076,961
  5. Step 5: Solve for x
    x = 817,847,377,076,961/19,037,220
  6. Step 6: Final answer
    x = 42,960,441.55

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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.