Home / 538,254.93-806,828.35-238,876.50

Finding the Fourth Proportional to 538,254.93, 806,828.35 and 238,876.50

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Solution

The fourth proportional to 538,254.93, 806,828.35 and 238,876.50 is: 358,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,254.93 : 806,828.35 = 238,876.50 : x
  2. Step 2: Convert to fraction form
    538,254.93/806,828.35 = 238,876.50/x
  3. Step 3: Cross multiply
    538,254.93x = 806,828.35 × 238,876.50
  4. Step 4: Simplify right side
    538,254.93x = 192,732,332,348.78
  5. Step 5: Solve for x
    x = 192,732,332,348.78/538,254.93
  6. Step 6: Final answer
    x = 358,068.87

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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.