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Finding the Third Proportional to 559,086,799.50 and 1,216,347,468.75

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Solution

The third proportional to 559,086,799.50 and 1,216,347,468.75 is: 2,646,281,697.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,086,799.50 : 1,216,347,468.75 = 1,216,347,468.75 : x
  2. Step 2: Convert to fraction form
    559,086,799.50/1,216,347,468.75 = 1,216,347,468.75/x
  3. Step 3: Cross multiply
    559,086,799.50x = 1,216,347,468.75 × 1,216,347,468.75
  4. Step 4: Simplify right side
    559,086,799.50x = 1,479,501,164,734,532,352
  5. Step 5: Solve for x
    x = 1,479,501,164,734,532,352/559,086,799.50
  6. Step 6: Final answer
    x = 2,646,281,697.33

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.