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Finding the Third Proportional to 539,123,971.50 and 770,422,205.25

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Solution

The third proportional to 539,123,971.50 and 770,422,205.25 is: 1,100,953,409.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,123,971.50 : 770,422,205.25 = 770,422,205.25 : x
  2. Step 2: Convert to fraction form
    539,123,971.50/770,422,205.25 = 770,422,205.25/x
  3. Step 3: Cross multiply
    539,123,971.50x = 770,422,205.25 × 770,422,205.25
  4. Step 4: Simplify right side
    539,123,971.50x = 593,550,374,342,273,152
  5. Step 5: Solve for x
    x = 593,550,374,342,273,152/539,123,971.50
  6. Step 6: Final answer
    x = 1,100,953,409.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.