Home / 319,738.48-441,236.62-176,498.48

Finding the Fourth Proportional to 319,738.48, 441,236.62 and 176,498.48

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Solution

The fourth proportional to 319,738.48, 441,236.62 and 176,498.48 is: 243,566.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,738.48 : 441,236.62 = 176,498.48 : x
  2. Step 2: Convert to fraction form
    319,738.48/441,236.62 = 176,498.48/x
  3. Step 3: Cross multiply
    319,738.48x = 441,236.62 × 176,498.48
  4. Step 4: Simplify right side
    319,738.48x = 77,877,592,750.34
  5. Step 5: Solve for x
    x = 77,877,592,750.34/319,738.48
  6. Step 6: Final answer
    x = 243,566.53

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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.