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Finding the Third Proportional to 187,776,168 and 276,232,716

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Solution

The third proportional to 187,776,168 and 276,232,716 is: 406,358,880.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,776,168 : 276,232,716 = 276,232,716 : x
  2. Step 2: Convert to fraction form
    187,776,168/276,232,716 = 276,232,716/x
  3. Step 3: Cross multiply
    187,776,168x = 276,232,716 × 276,232,716
  4. Step 4: Simplify right side
    187,776,168x = 76,304,513,388,736,656
  5. Step 5: Solve for x
    x = 76,304,513,388,736,656/187,776,168
  6. Step 6: Final answer
    x = 406,358,880.37

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.