Home / 427,040.68-589,316.28-236,054.04

Finding the Fourth Proportional to 427,040.68, 589,316.28 and 236,054.04

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Solution

The fourth proportional to 427,040.68, 589,316.28 and 236,054.04 is: 325,754.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,040.68 : 589,316.28 = 236,054.04 : x
  2. Step 2: Convert to fraction form
    427,040.68/589,316.28 = 236,054.04/x
  3. Step 3: Cross multiply
    427,040.68x = 589,316.28 × 236,054.04
  4. Step 4: Simplify right side
    427,040.68x = 139,110,488,731.77
  5. Step 5: Solve for x
    x = 139,110,488,731.77/427,040.68
  6. Step 6: Final answer
    x = 325,754.65

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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.