Home / 355,191.03-490,197.39-194,070.27

Finding the Fourth Proportional to 355,191.03, 490,197.39 and 194,070.27

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Solution

The fourth proportional to 355,191.03, 490,197.39 and 194,070.27 is: 267,835.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,191.03 : 490,197.39 = 194,070.27 : x
  2. Step 2: Convert to fraction form
    355,191.03/490,197.39 = 194,070.27/x
  3. Step 3: Cross multiply
    355,191.03x = 490,197.39 × 194,070.27
  4. Step 4: Simplify right side
    355,191.03x = 95,132,739,830.60
  5. Step 5: Solve for x
    x = 95,132,739,830.60/355,191.03
  6. Step 6: Final answer
    x = 267,835.42

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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.