Home / 606,476.27-837,206.25-391,721.07

Finding the Fourth Proportional to 606,476.27, 837,206.25 and 391,721.07

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Solution

The fourth proportional to 606,476.27, 837,206.25 and 391,721.07 is: 540,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,476.27 : 837,206.25 = 391,721.07 : x
  2. Step 2: Convert to fraction form
    606,476.27/837,206.25 = 391,721.07/x
  3. Step 3: Cross multiply
    606,476.27x = 837,206.25 × 391,721.07
  4. Step 4: Simplify right side
    606,476.27x = 327,951,328,060.69
  5. Step 5: Solve for x
    x = 327,951,328,060.69/606,476.27
  6. Step 6: Final answer
    x = 540,748.82

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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.