Home / 319,026.52-440,276.26-175,786.54

Finding the Fourth Proportional to 319,026.52, 440,276.26 and 175,786.54

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Solution

The fourth proportional to 319,026.52, 440,276.26 and 175,786.54 is: 242,596.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,026.52 : 440,276.26 = 175,786.54 : x
  2. Step 2: Convert to fraction form
    319,026.52/440,276.26 = 175,786.54/x
  3. Step 3: Cross multiply
    319,026.52x = 440,276.26 × 175,786.54
  4. Step 4: Simplify right side
    319,026.52x = 77,394,640,389.54
  5. Step 5: Solve for x
    x = 77,394,640,389.54/319,026.52
  6. Step 6: Final answer
    x = 242,596.26

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1.5x scale

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.