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Finding the Fourth Proportional to 480,793.52, 663,450.40 and 265,928.96

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Solution

The fourth proportional to 480,793.52, 663,450.40 and 265,928.96 is: 366,957.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,793.52 : 663,450.40 = 265,928.96 : x
  2. Step 2: Convert to fraction form
    480,793.52/663,450.40 = 265,928.96/x
  3. Step 3: Cross multiply
    480,793.52x = 663,450.40 × 265,928.96
  4. Step 4: Simplify right side
    480,793.52x = 176,430,674,883.58
  5. Step 5: Solve for x
    x = 176,430,674,883.58/480,793.52
  6. Step 6: Final answer
    x = 366,957.26

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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.