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Finding the Third Proportional to 15,671,318 and 32,928,940

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Solution

The third proportional to 15,671,318 and 32,928,940 is: 69,191,059.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671,318 : 32,928,940 = 32,928,940 : x
  2. Step 2: Convert to fraction form
    15,671,318/32,928,940 = 32,928,940/x
  3. Step 3: Cross multiply
    15,671,318x = 32,928,940 × 32,928,940
  4. Step 4: Simplify right side
    15,671,318x = 1,084,315,089,523,600
  5. Step 5: Solve for x
    x = 1,084,315,089,523,600/15,671,318
  6. Step 6: Final answer
    x = 69,191,059.08

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.