Home / 319,799.71-441,324.26-176,560.03

Finding the Fourth Proportional to 319,799.71, 441,324.26 and 176,560.03

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Solution

The fourth proportional to 319,799.71, 441,324.26 and 176,560.03 is: 243,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,799.71 : 441,324.26 = 176,560.03 : x
  2. Step 2: Convert to fraction form
    319,799.71/441,324.26 = 176,560.03/x
  3. Step 3: Cross multiply
    319,799.71x = 441,324.26 × 176,560.03
  4. Step 4: Simplify right side
    319,799.71x = 77,920,224,585.33
  5. Step 5: Solve for x
    x = 77,920,224,585.33/319,799.71
  6. Step 6: Final answer
    x = 243,653.21

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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.