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Finding the Fourth Proportional to 335,041.92, 462,345.17 and 191,815.29

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Solution

The fourth proportional to 335,041.92, 462,345.17 and 191,815.29 is: 264,697.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,041.92 : 462,345.17 = 191,815.29 : x
  2. Step 2: Convert to fraction form
    335,041.92/462,345.17 = 191,815.29/x
  3. Step 3: Cross multiply
    335,041.92x = 462,345.17 × 191,815.29
  4. Step 4: Simplify right side
    335,041.92x = 88,684,871,904.57
  5. Step 5: Solve for x
    x = 88,684,871,904.57/335,041.92
  6. Step 6: Final answer
    x = 264,697.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.