Home / 284,922.40-426,865.20-232,045.60

Finding the Fourth Proportional to 284,922.40, 426,865.20 and 232,045.60

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Solution

The fourth proportional to 284,922.40, 426,865.20 and 232,045.60 is: 347,646.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,922.40 : 426,865.20 = 232,045.60 : x
  2. Step 2: Convert to fraction form
    284,922.40/426,865.20 = 232,045.60/x
  3. Step 3: Cross multiply
    284,922.40x = 426,865.20 × 232,045.60
  4. Step 4: Simplify right side
    284,922.40x = 99,052,191,453.12
  5. Step 5: Solve for x
    x = 99,052,191,453.12/284,922.40
  6. Step 6: Final answer
    x = 347,646.21

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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.