Home / 284,620.68-426,045.29-179,218.22

Finding the Fourth Proportional to 284,620.68, 426,045.29 and 179,218.22

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Solution

The fourth proportional to 284,620.68, 426,045.29 and 179,218.22 is: 268,269.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,620.68 : 426,045.29 = 179,218.22 : x
  2. Step 2: Convert to fraction form
    284,620.68/426,045.29 = 179,218.22/x
  3. Step 3: Cross multiply
    284,620.68x = 426,045.29 × 179,218.22
  4. Step 4: Simplify right side
    284,620.68x = 76,355,075,486.87
  5. Step 5: Solve for x
    x = 76,355,075,486.87/284,620.68
  6. Step 6: Final answer
    x = 268,269.60

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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.