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Finding the Fourth Proportional to 480,228.56, 662,755.32 and 265,410.56

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Solution

The fourth proportional to 480,228.56, 662,755.32 and 265,410.56 is: 366,288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,228.56 : 662,755.32 = 265,410.56 : x
  2. Step 2: Convert to fraction form
    480,228.56/662,755.32 = 265,410.56/x
  3. Step 3: Cross multiply
    480,228.56x = 662,755.32 × 265,410.56
  4. Step 4: Simplify right side
    480,228.56x = 175,902,260,624.18
  5. Step 5: Solve for x
    x = 175,902,260,624.18/480,228.56
  6. Step 6: Final answer
    x = 366,288.63

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1.5x scale

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.