Home / 319,770.47-441,271.69-176,527.44

Finding the Fourth Proportional to 319,770.47, 441,271.69 and 176,527.44

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Solution

The fourth proportional to 319,770.47, 441,271.69 and 176,527.44 is: 243,601.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,770.47 : 441,271.69 = 176,527.44 : x
  2. Step 2: Convert to fraction form
    319,770.47/441,271.69 = 176,527.44/x
  3. Step 3: Cross multiply
    319,770.47x = 441,271.69 × 176,527.44
  4. Step 4: Simplify right side
    319,770.47x = 77,896,560,897.54
  5. Step 5: Solve for x
    x = 77,896,560,897.54/319,770.47
  6. Step 6: Final answer
    x = 243,601.48

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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.