Home / 441,256.91-608,996.70-257,555.75

Finding the Fourth Proportional to 441,256.91, 608,996.70 and 257,555.75

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Solution

The fourth proportional to 441,256.91, 608,996.70 and 257,555.75 is: 355,463.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,256.91 : 608,996.70 = 257,555.75 : x
  2. Step 2: Convert to fraction form
    441,256.91/608,996.70 = 257,555.75/x
  3. Step 3: Cross multiply
    441,256.91x = 608,996.70 × 257,555.75
  4. Step 4: Simplify right side
    441,256.91x = 156,850,598,771.04
  5. Step 5: Solve for x
    x = 156,850,598,771.04/441,256.91
  6. Step 6: Final answer
    x = 355,463.22

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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.