Home / 319,227.17-440,536.88-175,992.35

Finding the Fourth Proportional to 319,227.17, 440,536.88 and 175,992.35

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Solution

The fourth proportional to 319,227.17, 440,536.88 and 175,992.35 is: 242,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,227.17 : 440,536.88 = 175,992.35 : x
  2. Step 2: Convert to fraction form
    319,227.17/440,536.88 = 175,992.35/x
  3. Step 3: Cross multiply
    319,227.17x = 440,536.88 × 175,992.35
  4. Step 4: Simplify right side
    319,227.17x = 77,531,119,010.16
  5. Step 5: Solve for x
    x = 77,531,119,010.16/319,227.17
  6. Step 6: Final answer
    x = 242,871.31

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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.