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Finding the Fourth Proportional to 35,315,064.70, 49,327,716.50 and 35,315,064.70

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Solution

The fourth proportional to 35,315,064.70, 49,327,716.50 and 35,315,064.70 is: 49,327,716.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,315,064.70 : 49,327,716.50 = 35,315,064.70 : x
  2. Step 2: Convert to fraction form
    35,315,064.70/49,327,716.50 = 35,315,064.70/x
  3. Step 3: Cross multiply
    35,315,064.70x = 49,327,716.50 × 35,315,064.70
  4. Step 4: Simplify right side
    35,315,064.70x = 1,742,011,499,700,757.75
  5. Step 5: Solve for x
    x = 1,742,011,499,700,757.75/35,315,064.70
  6. Step 6: Final answer
    x = 49,327,716.50

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.