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Finding the Fourth Proportional to 357,844.02, 493,825.17 and 196,695.63

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Solution

The fourth proportional to 357,844.02, 493,825.17 and 196,695.63 is: 271,440.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,844.02 : 493,825.17 = 196,695.63 : x
  2. Step 2: Convert to fraction form
    357,844.02/493,825.17 = 196,695.63/x
  3. Step 3: Cross multiply
    357,844.02x = 493,825.17 × 196,695.63
  4. Step 4: Simplify right side
    357,844.02x = 97,133,252,923.01
  5. Step 5: Solve for x
    x = 97,133,252,923.01/357,844.02
  6. Step 6: Final answer
    x = 271,440.20

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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.