Home / 357,968.08-494,008.64-196,835.46

Finding the Fourth Proportional to 357,968.08, 494,008.64 and 196,835.46

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Solution

The fourth proportional to 357,968.08, 494,008.64 and 196,835.46 is: 271,639.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,968.08 : 494,008.64 = 196,835.46 : x
  2. Step 2: Convert to fraction form
    357,968.08/494,008.64 = 196,835.46/x
  3. Step 3: Cross multiply
    357,968.08x = 494,008.64 × 196,835.46
  4. Step 4: Simplify right side
    357,968.08x = 97,238,417,898.37
  5. Step 5: Solve for x
    x = 97,238,417,898.37/357,968.08
  6. Step 6: Final answer
    x = 271,639.91

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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.