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Finding the Third Proportional to 368,192,986.88 and 571,689,803.25

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Solution

The third proportional to 368,192,986.88 and 571,689,803.25 is: 887,657,404.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,192,986.88 : 571,689,803.25 = 571,689,803.25 : x
  2. Step 2: Convert to fraction form
    368,192,986.88/571,689,803.25 = 571,689,803.25/x
  3. Step 3: Cross multiply
    368,192,986.88x = 571,689,803.25 × 571,689,803.25
  4. Step 4: Simplify right side
    368,192,986.88x = 326,829,231,140,023,680
  5. Step 5: Solve for x
    x = 326,829,231,140,023,680/368,192,986.88
  6. Step 6: Final answer
    x = 887,657,404.65

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.