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Finding the Fourth Proportional to 508,894.24, 763,341.52 and 171,935.92

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Solution

The fourth proportional to 508,894.24, 763,341.52 and 171,935.92 is: 257,903.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,894.24 : 763,341.52 = 171,935.92 : x
  2. Step 2: Convert to fraction form
    508,894.24/763,341.52 = 171,935.92/x
  3. Step 3: Cross multiply
    508,894.24x = 763,341.52 × 171,935.92
  4. Step 4: Simplify right side
    508,894.24x = 131,245,826,515.40
  5. Step 5: Solve for x
    x = 131,245,826,515.40/508,894.24
  6. Step 6: Final answer
    x = 257,903.93

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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.