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Finding the Fourth Proportional to 480,234.36, 662,689.98 and 265,370.52

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Solution

The fourth proportional to 480,234.36, 662,689.98 and 265,370.52 is: 366,192.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,234.36 : 662,689.98 = 265,370.52 : x
  2. Step 2: Convert to fraction form
    480,234.36/662,689.98 = 265,370.52/x
  3. Step 3: Cross multiply
    480,234.36x = 662,689.98 × 265,370.52
  4. Step 4: Simplify right side
    480,234.36x = 175,858,384,591.39
  5. Step 5: Solve for x
    x = 175,858,384,591.39/480,234.36
  6. Step 6: Final answer
    x = 366,192.84

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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.