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Finding the Fourth Proportional to 348,528.48, 522,793.44 and 95,812.32

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Solution

The fourth proportional to 348,528.48, 522,793.44 and 95,812.32 is: 143,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,528.48 : 522,793.44 = 95,812.32 : x
  2. Step 2: Convert to fraction form
    348,528.48/522,793.44 = 95,812.32/x
  3. Step 3: Cross multiply
    348,528.48x = 522,793.44 × 95,812.32
  4. Step 4: Simplify right side
    348,528.48x = 50,090,052,367.18
  5. Step 5: Solve for x
    x = 50,090,052,367.18/348,528.48
  6. Step 6: Final answer
    x = 143,718.68

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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.