Home / 263,979.30-364,501.17-243,828.93

Finding the Fourth Proportional to 263,979.30, 364,501.17 and 243,828.93

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Solution

The fourth proportional to 263,979.30, 364,501.17 and 243,828.93 is: 336,677.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,979.30 : 364,501.17 = 243,828.93 : x
  2. Step 2: Convert to fraction form
    263,979.30/364,501.17 = 243,828.93/x
  3. Step 3: Cross multiply
    263,979.30x = 364,501.17 × 243,828.93
  4. Step 4: Simplify right side
    263,979.30x = 88,875,930,264.85
  5. Step 5: Solve for x
    x = 88,875,930,264.85/263,979.30
  6. Step 6: Final answer
    x = 336,677.65

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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.