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Finding the Fourth Proportional to 348,410.12, 522,614.12 and 95,690.83

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Solution

The fourth proportional to 348,410.12, 522,614.12 and 95,690.83 is: 143,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,410.12 : 522,614.12 = 95,690.83 : x
  2. Step 2: Convert to fraction form
    348,410.12/522,614.12 = 95,690.83/x
  3. Step 3: Cross multiply
    348,410.12x = 522,614.12 × 95,690.83
  4. Step 4: Simplify right side
    348,410.12x = 50,009,381,307.54
  5. Step 5: Solve for x
    x = 50,009,381,307.54/348,410.12
  6. Step 6: Final answer
    x = 143,535.96

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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.