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Finding the Fourth Proportional to 376,806.78, 565,209.36 and 96,323.22

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Solution

The fourth proportional to 376,806.78, 565,209.36 and 96,323.22 is: 144,484.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,806.78 : 565,209.36 = 96,323.22 : x
  2. Step 2: Convert to fraction form
    376,806.78/565,209.36 = 96,323.22/x
  3. Step 3: Cross multiply
    376,806.78x = 565,209.36 × 96,323.22
  4. Step 4: Simplify right side
    376,806.78x = 54,442,785,529.34
  5. Step 5: Solve for x
    x = 54,442,785,529.34/376,806.78
  6. Step 6: Final answer
    x = 144,484.62

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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.