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Finding the Fourth Proportional to 207,304.39, 310,333.64 and 185,649.95

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Solution

The fourth proportional to 207,304.39, 310,333.64 and 185,649.95 is: 277,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,304.39 : 310,333.64 = 185,649.95 : x
  2. Step 2: Convert to fraction form
    207,304.39/310,333.64 = 185,649.95/x
  3. Step 3: Cross multiply
    207,304.39x = 310,333.64 × 185,649.95
  4. Step 4: Simplify right side
    207,304.39x = 57,613,424,749.32
  5. Step 5: Solve for x
    x = 57,613,424,749.32/207,304.39
  6. Step 6: Final answer
    x = 277,917.05

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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.