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Finding the Fourth Proportional to 431,155.29, 594,994.86 and 234,920.73

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Solution

The fourth proportional to 431,155.29, 594,994.86 and 234,920.73 is: 324,190.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,155.29 : 594,994.86 = 234,920.73 : x
  2. Step 2: Convert to fraction form
    431,155.29/594,994.86 = 234,920.73/x
  3. Step 3: Cross multiply
    431,155.29x = 594,994.86 × 234,920.73
  4. Step 4: Simplify right side
    431,155.29x = 139,776,626,857.45
  5. Step 5: Solve for x
    x = 139,776,626,857.45/431,155.29
  6. Step 6: Final answer
    x = 324,190.91

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1.5x scale

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.