Home / 297,009.10-445,513.65-171,037.90

Finding the Fourth Proportional to 297,009.10, 445,513.65 and 171,037.90

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Solution

The fourth proportional to 297,009.10, 445,513.65 and 171,037.90 is: 256,556.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,009.10 : 445,513.65 = 171,037.90 : x
  2. Step 2: Convert to fraction form
    297,009.10/445,513.65 = 171,037.90/x
  3. Step 3: Cross multiply
    297,009.10x = 445,513.65 × 171,037.90
  4. Step 4: Simplify right side
    297,009.10x = 76,199,719,117.34
  5. Step 5: Solve for x
    x = 76,199,719,117.34/297,009.10
  6. Step 6: Final answer
    x = 256,556.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.