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Finding the Fourth Proportional to 562,200.48, 842,713.20 and 246,391.20

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Solution

The fourth proportional to 562,200.48, 842,713.20 and 246,391.20 is: 369,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,200.48 : 842,713.20 = 246,391.20 : x
  2. Step 2: Convert to fraction form
    562,200.48/842,713.20 = 246,391.20/x
  3. Step 3: Cross multiply
    562,200.48x = 842,713.20 × 246,391.20
  4. Step 4: Simplify right side
    562,200.48x = 207,637,116,603.84
  5. Step 5: Solve for x
    x = 207,637,116,603.84/562,200.48
  6. Step 6: Final answer
    x = 369,329.31

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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.