Home / 706,182.90-1,058,940.45-256,590.42

Finding the Fourth Proportional to 706,182.90, 1,058,940.45 and 256,590.42

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Solution

The fourth proportional to 706,182.90, 1,058,940.45 and 256,590.42 is: 384,764.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,182.90 : 1,058,940.45 = 256,590.42 : x
  2. Step 2: Convert to fraction form
    706,182.90/1,058,940.45 = 256,590.42/x
  3. Step 3: Cross multiply
    706,182.90x = 1,058,940.45 × 256,590.42
  4. Step 4: Simplify right side
    706,182.90x = 271,713,974,820.49
  5. Step 5: Solve for x
    x = 271,713,974,820.49/706,182.90
  6. Step 6: Final answer
    x = 384,764.31

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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.