Home / 319,092.60-440,347.92-175,851.38

Finding the Fourth Proportional to 319,092.60, 440,347.92 and 175,851.38

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Solution

The fourth proportional to 319,092.60, 440,347.92 and 175,851.38 is: 242,674.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,092.60 : 440,347.92 = 175,851.38 : x
  2. Step 2: Convert to fraction form
    319,092.60/440,347.92 = 175,851.38/x
  3. Step 3: Cross multiply
    319,092.60x = 440,347.92 × 175,851.38
  4. Step 4: Simplify right side
    319,092.60x = 77,435,789,412.13
  5. Step 5: Solve for x
    x = 77,435,789,412.13/319,092.60
  6. Step 6: Final answer
    x = 242,674.98

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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.