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Finding the Fourth Proportional to 434,300.36, 599,419.71 and 262,246.64

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Solution

The fourth proportional to 434,300.36, 599,419.71 and 262,246.64 is: 361,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,300.36 : 599,419.71 = 262,246.64 : x
  2. Step 2: Convert to fraction form
    434,300.36/599,419.71 = 262,246.64/x
  3. Step 3: Cross multiply
    434,300.36x = 599,419.71 × 262,246.64
  4. Step 4: Simplify right side
    434,300.36x = 157,195,801,900.18
  5. Step 5: Solve for x
    x = 157,195,801,900.18/434,300.36
  6. Step 6: Final answer
    x = 361,951.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.