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Finding the Fourth Proportional to 446,874.66, 616,689.66 and 242,927.16

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Solution

The fourth proportional to 446,874.66, 616,689.66 and 242,927.16 is: 335,240.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,874.66 : 616,689.66 = 242,927.16 : x
  2. Step 2: Convert to fraction form
    446,874.66/616,689.66 = 242,927.16/x
  3. Step 3: Cross multiply
    446,874.66x = 616,689.66 × 242,927.16
  4. Step 4: Simplify right side
    446,874.66x = 149,810,667,705.17
  5. Step 5: Solve for x
    x = 149,810,667,705.17/446,874.66
  6. Step 6: Final answer
    x = 335,240.91

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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.