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Finding the Fourth Proportional to 577,801.20, 867,095.48 and 203,824.20

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Solution

The fourth proportional to 577,801.20, 867,095.48 and 203,824.20 is: 305,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,801.20 : 867,095.48 = 203,824.20 : x
  2. Step 2: Convert to fraction form
    577,801.20/867,095.48 = 203,824.20/x
  3. Step 3: Cross multiply
    577,801.20x = 867,095.48 × 203,824.20
  4. Step 4: Simplify right side
    577,801.20x = 176,735,042,534.62
  5. Step 5: Solve for x
    x = 176,735,042,534.62/577,801.20
  6. Step 6: Final answer
    x = 305,875.17

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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.