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Finding the Third Proportional to 55,309,177.50 and 79,674,734.25

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Solution

The third proportional to 55,309,177.50 and 79,674,734.25 is: 114,774,139.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,309,177.50 : 79,674,734.25 = 79,674,734.25 : x
  2. Step 2: Convert to fraction form
    55,309,177.50/79,674,734.25 = 79,674,734.25/x
  3. Step 3: Cross multiply
    55,309,177.50x = 79,674,734.25 × 79,674,734.25
  4. Step 4: Simplify right side
    55,309,177.50x = 6,348,063,277,808,123
  5. Step 5: Solve for x
    x = 6,348,063,277,808,123/55,309,177.50
  6. Step 6: Final answer
    x = 114,774,139.93

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.