Home / 351,526.56-485,106.94-190,381.92

Finding the Fourth Proportional to 351,526.56, 485,106.94 and 190,381.92

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Solution

The fourth proportional to 351,526.56, 485,106.94 and 190,381.92 is: 262,727.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,526.56 : 485,106.94 = 190,381.92 : x
  2. Step 2: Convert to fraction form
    351,526.56/485,106.94 = 190,381.92/x
  3. Step 3: Cross multiply
    351,526.56x = 485,106.94 × 190,381.92
  4. Step 4: Simplify right side
    351,526.56x = 92,355,590,642.52
  5. Step 5: Solve for x
    x = 92,355,590,642.52/351,526.56
  6. Step 6: Final answer
    x = 262,727.21

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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.