Home / 355,089.03-490,033.58-193,952.76

Finding the Fourth Proportional to 355,089.03, 490,033.58 and 193,952.76

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Solution

The fourth proportional to 355,089.03, 490,033.58 and 193,952.76 is: 267,660.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,089.03 : 490,033.58 = 193,952.76 : x
  2. Step 2: Convert to fraction form
    355,089.03/490,033.58 = 193,952.76/x
  3. Step 3: Cross multiply
    355,089.03x = 490,033.58 × 193,952.76
  4. Step 4: Simplify right side
    355,089.03x = 95,043,364,363.92
  5. Step 5: Solve for x
    x = 95,043,364,363.92/355,089.03
  6. Step 6: Final answer
    x = 267,660.66

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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.