Home / 510,780.41-704,876.96-296,045.03

Finding the Fourth Proportional to 510,780.41, 704,876.96 and 296,045.03

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Solution

The fourth proportional to 510,780.41, 704,876.96 and 296,045.03 is: 408,542.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,780.41 : 704,876.96 = 296,045.03 : x
  2. Step 2: Convert to fraction form
    510,780.41/704,876.96 = 296,045.03/x
  3. Step 3: Cross multiply
    510,780.41x = 704,876.96 × 296,045.03
  4. Step 4: Simplify right side
    510,780.41x = 208,675,320,769.51
  5. Step 5: Solve for x
    x = 208,675,320,769.51/510,780.41
  6. Step 6: Final answer
    x = 408,542.14

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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.