Home / 319,822.51-441,361.95-176,591.62

Finding the Fourth Proportional to 319,822.51, 441,361.95 and 176,591.62

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Solution

The fourth proportional to 319,822.51, 441,361.95 and 176,591.62 is: 243,700.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,822.51 : 441,361.95 = 176,591.62 : x
  2. Step 2: Convert to fraction form
    319,822.51/441,361.95 = 176,591.62/x
  3. Step 3: Cross multiply
    319,822.51x = 441,361.95 × 176,591.62
  4. Step 4: Simplify right side
    319,822.51x = 77,940,821,756.86
  5. Step 5: Solve for x
    x = 77,940,821,756.86/319,822.51
  6. Step 6: Final answer
    x = 243,700.24

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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.