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Finding the Fourth Proportional to 555,231.34, 833,178.81 and 510,058.86

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Solution

The fourth proportional to 555,231.34, 833,178.81 and 510,058.86 is: 765,393.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,231.34 : 833,178.81 = 510,058.86 : x
  2. Step 2: Convert to fraction form
    555,231.34/833,178.81 = 510,058.86/x
  3. Step 3: Cross multiply
    555,231.34x = 833,178.81 × 510,058.86
  4. Step 4: Simplify right side
    555,231.34x = 424,970,229,838.86
  5. Step 5: Solve for x
    x = 424,970,229,838.86/555,231.34
  6. Step 6: Final answer
    x = 765,393.09

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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.