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Finding the Fourth Proportional to 399,264.36, 598,219.83 and 241,160.64

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Solution

The fourth proportional to 399,264.36, 598,219.83 and 241,160.64 is: 361,332.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,264.36 : 598,219.83 = 241,160.64 : x
  2. Step 2: Convert to fraction form
    399,264.36/598,219.83 = 241,160.64/x
  3. Step 3: Cross multiply
    399,264.36x = 598,219.83 × 241,160.64
  4. Step 4: Simplify right side
    399,264.36x = 144,267,077,063.49
  5. Step 5: Solve for x
    x = 144,267,077,063.49/399,264.36
  6. Step 6: Final answer
    x = 361,332.22

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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.