Home / 319,634.45-441,094.66-176,393.47

Finding the Fourth Proportional to 319,634.45, 441,094.66 and 176,393.47

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Solution

The fourth proportional to 319,634.45, 441,094.66 and 176,393.47 is: 243,422.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,634.45 : 441,094.66 = 176,393.47 : x
  2. Step 2: Convert to fraction form
    319,634.45/441,094.66 = 176,393.47/x
  3. Step 3: Cross multiply
    319,634.45x = 441,094.66 × 176,393.47
  4. Step 4: Simplify right side
    319,634.45x = 77,806,219,191.99
  5. Step 5: Solve for x
    x = 77,806,219,191.99/319,634.45
  6. Step 6: Final answer
    x = 243,422.50

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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.