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Finding the Fourth Proportional to 562,442.00, 842,817.35 and 225,148.28

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Solution

The fourth proportional to 562,442.00, 842,817.35 and 225,148.28 is: 337,383.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,442.00 : 842,817.35 = 225,148.28 : x
  2. Step 2: Convert to fraction form
    562,442.00/842,817.35 = 225,148.28/x
  3. Step 3: Cross multiply
    562,442.00x = 842,817.35 × 225,148.28
  4. Step 4: Simplify right side
    562,442.00x = 189,758,873,055.44
  5. Step 5: Solve for x
    x = 189,758,873,055.44/562,442.00
  6. Step 6: Final answer
    x = 337,383.90

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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.