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Finding the Third Proportional to 32,128,656 and 70,634,583

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Solution

The third proportional to 32,128,656 and 70,634,583 is: 155,289,543.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,128,656 : 70,634,583 = 70,634,583 : x
  2. Step 2: Convert to fraction form
    32,128,656/70,634,583 = 70,634,583/x
  3. Step 3: Cross multiply
    32,128,656x = 70,634,583 × 70,634,583
  4. Step 4: Simplify right side
    32,128,656x = 4,989,244,315,583,889
  5. Step 5: Solve for x
    x = 4,989,244,315,583,889/32,128,656
  6. Step 6: Final answer
    x = 155,289,543.25

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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.