Home / 413,039.10-619,558.65-132,584.70

Finding the Fourth Proportional to 413,039.10, 619,558.65 and 132,584.70

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Solution

The fourth proportional to 413,039.10, 619,558.65 and 132,584.70 is: 198,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,039.10 : 619,558.65 = 132,584.70 : x
  2. Step 2: Convert to fraction form
    413,039.10/619,558.65 = 132,584.70/x
  3. Step 3: Cross multiply
    413,039.10x = 619,558.65 × 132,584.70
  4. Step 4: Simplify right side
    413,039.10x = 82,143,997,742.66
  5. Step 5: Solve for x
    x = 82,143,997,742.66/413,039.10
  6. Step 6: Final answer
    x = 198,877.05

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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.