Home / 409,299.38-614,085.71-181,563.58

Finding the Fourth Proportional to 409,299.38, 614,085.71 and 181,563.58

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Solution

The fourth proportional to 409,299.38, 614,085.71 and 181,563.58 is: 272,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,299.38 : 614,085.71 = 181,563.58 : x
  2. Step 2: Convert to fraction form
    409,299.38/614,085.71 = 181,563.58/x
  3. Step 3: Cross multiply
    409,299.38x = 614,085.71 × 181,563.58
  4. Step 4: Simplify right side
    409,299.38x = 111,495,599,934.44
  5. Step 5: Solve for x
    x = 111,495,599,934.44/409,299.38
  6. Step 6: Final answer
    x = 272,405.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.