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Finding the Third Proportional to 400,790,281.50 and 883,107,468

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Solution

The third proportional to 400,790,281.50 and 883,107,468 is: 1,945,852,571.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,790,281.50 : 883,107,468 = 883,107,468 : x
  2. Step 2: Convert to fraction form
    400,790,281.50/883,107,468 = 883,107,468/x
  3. Step 3: Cross multiply
    400,790,281.50x = 883,107,468 × 883,107,468
  4. Step 4: Simplify right side
    400,790,281.50x = 779,878,800,037,371,008
  5. Step 5: Solve for x
    x = 779,878,800,037,371,008/400,790,281.50
  6. Step 6: Final answer
    x = 1,945,852,571.87

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.