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Finding the Fourth Proportional to 265,809.62, 397,020.04 and 240,470.24

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Solution

The fourth proportional to 265,809.62, 397,020.04 and 240,470.24 is: 359,172.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,809.62 : 397,020.04 = 240,470.24 : x
  2. Step 2: Convert to fraction form
    265,809.62/397,020.04 = 240,470.24/x
  3. Step 3: Cross multiply
    265,809.62x = 397,020.04 × 240,470.24
  4. Step 4: Simplify right side
    265,809.62x = 95,471,504,303.61
  5. Step 5: Solve for x
    x = 95,471,504,303.61/265,809.62
  6. Step 6: Final answer
    x = 359,172.49

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1.5x scale

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.