Home / 593,512.80-819,331.47-338,814.78

Finding the Fourth Proportional to 593,512.80, 819,331.47 and 338,814.78

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Solution

The fourth proportional to 593,512.80, 819,331.47 and 338,814.78 is: 467,726.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,512.80 : 819,331.47 = 338,814.78 : x
  2. Step 2: Convert to fraction form
    593,512.80/819,331.47 = 338,814.78/x
  3. Step 3: Cross multiply
    593,512.80x = 819,331.47 × 338,814.78
  4. Step 4: Simplify right side
    593,512.80x = 277,601,611,755.13
  5. Step 5: Solve for x
    x = 277,601,611,755.13/593,512.80
  6. Step 6: Final answer
    x = 467,726.41

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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.