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Finding the Fourth Proportional to 575,797.85, 863,665.62 and 176,439.81

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Solution

The fourth proportional to 575,797.85, 863,665.62 and 176,439.81 is: 264,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,797.85 : 863,665.62 = 176,439.81 : x
  2. Step 2: Convert to fraction form
    575,797.85/863,665.62 = 176,439.81/x
  3. Step 3: Cross multiply
    575,797.85x = 863,665.62 × 176,439.81
  4. Step 4: Simplify right side
    575,797.85x = 152,384,997,896.33
  5. Step 5: Solve for x
    x = 152,384,997,896.33/575,797.85
  6. Step 6: Final answer
    x = 264,650.17

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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.