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Finding the Third Proportional to 163,607,791.50 and 349,890,396.75

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Solution

The third proportional to 163,607,791.50 and 349,890,396.75 is: 748,272,980.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,607,791.50 : 349,890,396.75 = 349,890,396.75 : x
  2. Step 2: Convert to fraction form
    163,607,791.50/349,890,396.75 = 349,890,396.75/x
  3. Step 3: Cross multiply
    163,607,791.50x = 349,890,396.75 × 349,890,396.75
  4. Step 4: Simplify right side
    163,607,791.50x = 122,423,289,737,872,416
  5. Step 5: Solve for x
    x = 122,423,289,737,872,416/163,607,791.50
  6. Step 6: Final answer
    x = 748,272,980.25

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.