Home / 439,541.76-606,567.94-238,337.76

Finding the Fourth Proportional to 439,541.76, 606,567.94 and 238,337.76

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Solution

The fourth proportional to 439,541.76, 606,567.94 and 238,337.76 is: 328,906.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,541.76 : 606,567.94 = 238,337.76 : x
  2. Step 2: Convert to fraction form
    439,541.76/606,567.94 = 238,337.76/x
  3. Step 3: Cross multiply
    439,541.76x = 606,567.94 × 238,337.76
  4. Step 4: Simplify right side
    439,541.76x = 144,568,044,107.41
  5. Step 5: Solve for x
    x = 144,568,044,107.41/439,541.76
  6. Step 6: Final answer
    x = 328,906.28

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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.