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Finding the Third Proportional to 70,582.01 and 155,157.40

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Solution

The third proportional to 70,582.01 and 155,157.40 is: 341,075.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,582.01 : 155,157.40 = 155,157.40 : x
  2. Step 2: Convert to fraction form
    70,582.01/155,157.40 = 155,157.40/x
  3. Step 3: Cross multiply
    70,582.01x = 155,157.40 × 155,157.40
  4. Step 4: Simplify right side
    70,582.01x = 24,073,818,289.89
  5. Step 5: Solve for x
    x = 24,073,818,289.89/70,582.01
  6. Step 6: Final answer
    x = 341,075.85

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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.