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Finding the Third Proportional to 745,893,784.50 and 1,243,081,388

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Solution

The third proportional to 745,893,784.50 and 1,243,081,388 is: 2,071,677,455.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,893,784.50 : 1,243,081,388 = 1,243,081,388 : x
  2. Step 2: Convert to fraction form
    745,893,784.50/1,243,081,388 = 1,243,081,388/x
  3. Step 3: Cross multiply
    745,893,784.50x = 1,243,081,388 × 1,243,081,388
  4. Step 4: Simplify right side
    745,893,784.50x = 1,545,251,337,192,006,656
  5. Step 5: Solve for x
    x = 1,545,251,337,192,006,656/745,893,784.50
  6. Step 6: Final answer
    x = 2,071,677,455.03

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.