Home / 263,980.30-364,502.55-243,829.93

Finding the Fourth Proportional to 263,980.30, 364,502.55 and 243,829.93

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Solution

The fourth proportional to 263,980.30, 364,502.55 and 243,829.93 is: 336,679.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,980.30 : 364,502.55 = 243,829.93 : x
  2. Step 2: Convert to fraction form
    263,980.30/364,502.55 = 243,829.93/x
  3. Step 3: Cross multiply
    263,980.30x = 364,502.55 × 243,829.93
  4. Step 4: Simplify right side
    263,980.30x = 88,876,631,251.32
  5. Step 5: Solve for x
    x = 88,876,631,251.32/263,980.30
  6. Step 6: Final answer
    x = 336,679.03

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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.