Home / 319,726.19-441,227.55-174,539.46

Finding the Fourth Proportional to 319,726.19, 441,227.55 and 174,539.46

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Solution

The fourth proportional to 319,726.19, 441,227.55 and 174,539.46 is: 240,867.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,726.19 : 441,227.55 = 174,539.46 : x
  2. Step 2: Convert to fraction form
    319,726.19/441,227.55 = 174,539.46/x
  3. Step 3: Cross multiply
    319,726.19x = 441,227.55 × 174,539.46
  4. Step 4: Simplify right side
    319,726.19x = 77,011,617,314.04
  5. Step 5: Solve for x
    x = 77,011,617,314.04/319,726.19
  6. Step 6: Final answer
    x = 240,867.41

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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.