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Finding the Fourth Proportional to 441,224.64, 608,873.76 and 240,016.32

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Solution

The fourth proportional to 441,224.64, 608,873.76 and 240,016.32 is: 331,213.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,224.64 : 608,873.76 = 240,016.32 : x
  2. Step 2: Convert to fraction form
    441,224.64/608,873.76 = 240,016.32/x
  3. Step 3: Cross multiply
    441,224.64x = 608,873.76 × 240,016.32
  4. Step 4: Simplify right side
    441,224.64x = 146,139,639,219.76
  5. Step 5: Solve for x
    x = 146,139,639,219.76/441,224.64
  6. Step 6: Final answer
    x = 331,213.69

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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.