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Finding the Third Proportional to 38,744,509.50 and 85,046,139

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Solution

The third proportional to 38,744,509.50 and 85,046,139 is: 186,680,534.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,744,509.50 : 85,046,139 = 85,046,139 : x
  2. Step 2: Convert to fraction form
    38,744,509.50/85,046,139 = 85,046,139/x
  3. Step 3: Cross multiply
    38,744,509.50x = 85,046,139 × 85,046,139
  4. Step 4: Simplify right side
    38,744,509.50x = 7,232,845,758,807,321
  5. Step 5: Solve for x
    x = 7,232,845,758,807,321/38,744,509.50
  6. Step 6: Final answer
    x = 186,680,534.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.