Home / 355,090.03-490,034.96-193,953.76

Finding the Fourth Proportional to 355,090.03, 490,034.96 and 193,953.76

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Solution

The fourth proportional to 355,090.03, 490,034.96 and 193,953.76 is: 267,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,090.03 : 490,034.96 = 193,953.76 : x
  2. Step 2: Convert to fraction form
    355,090.03/490,034.96 = 193,953.76/x
  3. Step 3: Cross multiply
    355,090.03x = 490,034.96 × 193,953.76
  4. Step 4: Simplify right side
    355,090.03x = 95,044,123,023.45
  5. Step 5: Solve for x
    x = 95,044,123,023.45/355,090.03
  6. Step 6: Final answer
    x = 267,662.04

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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.