Home / 353,037.56-487,195.09-191,892.98

Finding the Fourth Proportional to 353,037.56, 487,195.09 and 191,892.98

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Solution

The fourth proportional to 353,037.56, 487,195.09 and 191,892.98 is: 264,814.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,037.56 : 487,195.09 = 191,892.98 : x
  2. Step 2: Convert to fraction form
    353,037.56/487,195.09 = 191,892.98/x
  3. Step 3: Cross multiply
    353,037.56x = 487,195.09 × 191,892.98
  4. Step 4: Simplify right side
    353,037.56x = 93,489,318,399.72
  5. Step 5: Solve for x
    x = 93,489,318,399.72/353,037.56
  6. Step 6: Final answer
    x = 264,814.09

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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.