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Finding the Third Proportional to 55,984,454 and 86,891,224

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Solution

The third proportional to 55,984,454 and 86,891,224 is: 134,860,381.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,984,454 : 86,891,224 = 86,891,224 : x
  2. Step 2: Convert to fraction form
    55,984,454/86,891,224 = 86,891,224/x
  3. Step 3: Cross multiply
    55,984,454x = 86,891,224 × 86,891,224
  4. Step 4: Simplify right side
    55,984,454x = 7,550,084,808,218,176
  5. Step 5: Solve for x
    x = 7,550,084,808,218,176/55,984,454
  6. Step 6: Final answer
    x = 134,860,381.21

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.