Home / 572,072.34-858,236.09-187,838.31

Finding the Fourth Proportional to 572,072.34, 858,236.09 and 187,838.31

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Solution

The fourth proportional to 572,072.34, 858,236.09 and 187,838.31 is: 281,799.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,072.34 : 858,236.09 = 187,838.31 : x
  2. Step 2: Convert to fraction form
    572,072.34/858,236.09 = 187,838.31/x
  3. Step 3: Cross multiply
    572,072.34x = 858,236.09 × 187,838.31
  4. Step 4: Simplify right side
    572,072.34x = 161,209,616,726.61
  5. Step 5: Solve for x
    x = 161,209,616,726.61/572,072.34
  6. Step 6: Final answer
    x = 281,799.36

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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.