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Finding the Fourth Proportional to 335,332.44, 462,756.63 and 190,165.74

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Solution

The fourth proportional to 335,332.44, 462,756.63 and 190,165.74 is: 262,427.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,332.44 : 462,756.63 = 190,165.74 : x
  2. Step 2: Convert to fraction form
    335,332.44/462,756.63 = 190,165.74/x
  3. Step 3: Cross multiply
    335,332.44x = 462,756.63 × 190,165.74
  4. Step 4: Simplify right side
    335,332.44x = 88,000,456,983.86
  5. Step 5: Solve for x
    x = 88,000,456,983.86/335,332.44
  6. Step 6: Final answer
    x = 262,427.51

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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.