Home / 370,890.23-511,609.19-236,754.23

Finding the Fourth Proportional to 370,890.23, 511,609.19 and 236,754.23

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Solution

The fourth proportional to 370,890.23, 511,609.19 and 236,754.23 is: 326,580.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,890.23 : 511,609.19 = 236,754.23 : x
  2. Step 2: Convert to fraction form
    370,890.23/511,609.19 = 236,754.23/x
  3. Step 3: Cross multiply
    370,890.23x = 511,609.19 × 236,754.23
  4. Step 4: Simplify right side
    370,890.23x = 121,125,636,097.56
  5. Step 5: Solve for x
    x = 121,125,636,097.56/370,890.23
  6. Step 6: Final answer
    x = 326,580.83

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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.