Home / 319,726.24-441,222.28-176,486.34

Finding the Fourth Proportional to 319,726.24, 441,222.28 and 176,486.34

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Solution

The fourth proportional to 319,726.24, 441,222.28 and 176,486.34 is: 243,551.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,726.24 : 441,222.28 = 176,486.34 : x
  2. Step 2: Convert to fraction form
    319,726.24/441,222.28 = 176,486.34/x
  3. Step 3: Cross multiply
    319,726.24x = 441,222.28 × 176,486.34
  4. Step 4: Simplify right side
    319,726.24x = 77,869,705,323.66
  5. Step 5: Solve for x
    x = 77,869,705,323.66/319,726.24
  6. Step 6: Final answer
    x = 243,551.19

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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.