Home / 350,939.15-526,642.28-191,055.41

Finding the Fourth Proportional to 350,939.15, 526,642.28 and 191,055.41

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Solution

The fourth proportional to 350,939.15, 526,642.28 and 191,055.41 is: 286,710.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,939.15 : 526,642.28 = 191,055.41 : x
  2. Step 2: Convert to fraction form
    350,939.15/526,642.28 = 191,055.41/x
  3. Step 3: Cross multiply
    350,939.15x = 526,642.28 × 191,055.41
  4. Step 4: Simplify right side
    350,939.15x = 100,617,856,728.74
  5. Step 5: Solve for x
    x = 100,617,856,728.74/350,939.15
  6. Step 6: Final answer
    x = 286,710.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.