Home / 357,928.08-493,941.06-196,785.88

Finding the Fourth Proportional to 357,928.08, 493,941.06 and 196,785.88

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Solution

The fourth proportional to 357,928.08, 493,941.06 and 196,785.88 is: 271,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,928.08 : 493,941.06 = 196,785.88 : x
  2. Step 2: Convert to fraction form
    357,928.08/493,941.06 = 196,785.88/x
  3. Step 3: Cross multiply
    357,928.08x = 493,941.06 × 196,785.88
  4. Step 4: Simplify right side
    357,928.08x = 97,200,626,160.23
  5. Step 5: Solve for x
    x = 97,200,626,160.23/357,928.08
  6. Step 6: Final answer
    x = 271,564.68

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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.