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Finding the Fourth Proportional to 444,172.24, 612,957.64 and 242,967.76

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Solution

The fourth proportional to 444,172.24, 612,957.64 and 242,967.76 is: 335,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,172.24 : 612,957.64 = 242,967.76 : x
  2. Step 2: Convert to fraction form
    444,172.24/612,957.64 = 242,967.76/x
  3. Step 3: Cross multiply
    444,172.24x = 612,957.64 × 242,967.76
  4. Step 4: Simplify right side
    444,172.24x = 148,928,944,765.69
  5. Step 5: Solve for x
    x = 148,928,944,765.69/444,172.24
  6. Step 6: Final answer
    x = 335,295.48

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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.