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Finding the Third Proportional to 514,036,884.38 and 783,107,878.50

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Solution

The third proportional to 514,036,884.38 and 783,107,878.50 is: 1,193,023,240.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,036,884.38 : 783,107,878.50 = 783,107,878.50 : x
  2. Step 2: Convert to fraction form
    514,036,884.38/783,107,878.50 = 783,107,878.50/x
  3. Step 3: Cross multiply
    514,036,884.38x = 783,107,878.50 × 783,107,878.50
  4. Step 4: Simplify right side
    514,036,884.38x = 613,257,949,368,770,816
  5. Step 5: Solve for x
    x = 613,257,949,368,770,816/514,036,884.38
  6. Step 6: Final answer
    x = 1,193,023,240.18

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.