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Finding the Fourth Proportional to 349,451.60, 524,178.11 and 96,732.81

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Solution

The fourth proportional to 349,451.60, 524,178.11 and 96,732.81 is: 145,099.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,451.60 : 524,178.11 = 96,732.81 : x
  2. Step 2: Convert to fraction form
    349,451.60/524,178.11 = 96,732.81/x
  3. Step 3: Cross multiply
    349,451.60x = 524,178.11 × 96,732.81
  4. Step 4: Simplify right side
    349,451.60x = 50,705,221,037.13
  5. Step 5: Solve for x
    x = 50,705,221,037.13/349,451.60
  6. Step 6: Final answer
    x = 145,099.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.