Home / 377,964.66-521,571.54-234,721.63

Finding the Fourth Proportional to 377,964.66, 521,571.54 and 234,721.63

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Solution

The fourth proportional to 377,964.66, 521,571.54 and 234,721.63 is: 323,903.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,964.66 : 521,571.54 = 234,721.63 : x
  2. Step 2: Convert to fraction form
    377,964.66/521,571.54 = 234,721.63/x
  3. Step 3: Cross multiply
    377,964.66x = 521,571.54 × 234,721.63
  4. Step 4: Simplify right side
    377,964.66x = 122,424,122,030.41
  5. Step 5: Solve for x
    x = 122,424,122,030.41/377,964.66
  6. Step 6: Final answer
    x = 323,903.62

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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.