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Finding the Fourth Proportional to 199,508.87, 297,090.64 and 197,300.00

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Solution

The fourth proportional to 199,508.87, 297,090.64 and 197,300.00 is: 293,801.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,508.87 : 297,090.64 = 197,300.00 : x
  2. Step 2: Convert to fraction form
    199,508.87/297,090.64 = 197,300.00/x
  3. Step 3: Cross multiply
    199,508.87x = 297,090.64 × 197,300.00
  4. Step 4: Simplify right side
    199,508.87x = 58,615,983,151.54
  5. Step 5: Solve for x
    x = 58,615,983,151.54/199,508.87
  6. Step 6: Final answer
    x = 293,801.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.