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Finding the Third Proportional to 39,605,485.50 and 63,020,101.50

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Solution

The third proportional to 39,605,485.50 and 63,020,101.50 is: 100,277,351.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,605,485.50 : 63,020,101.50 = 63,020,101.50 : x
  2. Step 2: Convert to fraction form
    39,605,485.50/63,020,101.50 = 63,020,101.50/x
  3. Step 3: Cross multiply
    39,605,485.50x = 63,020,101.50 × 63,020,101.50
  4. Step 4: Simplify right side
    39,605,485.50x = 3,971,533,193,070,302
  5. Step 5: Solve for x
    x = 3,971,533,193,070,302/39,605,485.50
  6. Step 6: Final answer
    x = 100,277,351.56

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.