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Finding the Third Proportional to 79,636,814.61 and 187,726,113.53

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Solution

The third proportional to 79,636,814.61 and 187,726,113.53 is: 442,522,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,636,814.61 : 187,726,113.53 = 187,726,113.53 : x
  2. Step 2: Convert to fraction form
    79,636,814.61/187,726,113.53 = 187,726,113.53/x
  3. Step 3: Cross multiply
    79,636,814.61x = 187,726,113.53 × 187,726,113.53
  4. Step 4: Simplify right side
    79,636,814.61x = 35,241,093,700,083,504
  5. Step 5: Solve for x
    x = 35,241,093,700,083,504/79,636,814.61
  6. Step 6: Final answer
    x = 442,522,643.22

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.