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Finding the Fourth Proportional to 308,893.92, 462,857.04 and 246,547.68

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Solution

The fourth proportional to 308,893.92, 462,857.04 and 246,547.68 is: 369,435.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,893.92 : 462,857.04 = 246,547.68 : x
  2. Step 2: Convert to fraction form
    308,893.92/462,857.04 = 246,547.68/x
  3. Step 3: Cross multiply
    308,893.92x = 462,857.04 × 246,547.68
  4. Step 4: Simplify right side
    308,893.92x = 114,116,329,383.67
  5. Step 5: Solve for x
    x = 114,116,329,383.67/308,893.92
  6. Step 6: Final answer
    x = 369,435.34

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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.