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Finding the Third Proportional to 191,898,068 and 274,226,784

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Solution

The third proportional to 191,898,068 and 274,226,784 is: 391,876,426.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,898,068 : 274,226,784 = 274,226,784 : x
  2. Step 2: Convert to fraction form
    191,898,068/274,226,784 = 274,226,784/x
  3. Step 3: Cross multiply
    191,898,068x = 274,226,784 × 274,226,784
  4. Step 4: Simplify right side
    191,898,068x = 75,200,329,062,982,656
  5. Step 5: Solve for x
    x = 75,200,329,062,982,656/191,898,068
  6. Step 6: Final answer
    x = 391,876,426.10

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.