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Finding the Third Proportional to 271,675,300.50 and 423,655,413.75

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Solution

The third proportional to 271,675,300.50 and 423,655,413.75 is: 660,655,971.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,675,300.50 : 423,655,413.75 = 423,655,413.75 : x
  2. Step 2: Convert to fraction form
    271,675,300.50/423,655,413.75 = 423,655,413.75/x
  3. Step 3: Cross multiply
    271,675,300.50x = 423,655,413.75 × 423,655,413.75
  4. Step 4: Simplify right side
    271,675,300.50x = 179,483,909,599,683,680
  5. Step 5: Solve for x
    x = 179,483,909,599,683,680/271,675,300.50
  6. Step 6: Final answer
    x = 660,655,971.56

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.