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Finding the Fourth Proportional to 296,801.67, 444,138.29 and 256,957.69

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Solution

The fourth proportional to 296,801.67, 444,138.29 and 256,957.69 is: 384,515.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,801.67 : 444,138.29 = 256,957.69 : x
  2. Step 2: Convert to fraction form
    296,801.67/444,138.29 = 256,957.69/x
  3. Step 3: Cross multiply
    296,801.67x = 444,138.29 × 256,957.69
  4. Step 4: Simplify right side
    296,801.67x = 114,124,748,440.17
  5. Step 5: Solve for x
    x = 114,124,748,440.17/296,801.67
  6. Step 6: Final answer
    x = 384,515.19

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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.