Home / 452,005-623,766.42-248,057.08

Finding the Fourth Proportional to 452,005, 623,766.42 and 248,057.08

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Solution

The fourth proportional to 452,005, 623,766.42 and 248,057.08 is: 342,318.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,005 : 623,766.42 = 248,057.08 : x
  2. Step 2: Convert to fraction form
    452,005/623,766.42 = 248,057.08/x
  3. Step 3: Cross multiply
    452,005x = 623,766.42 × 248,057.08
  4. Step 4: Simplify right side
    452,005x = 154,729,676,747.25
  5. Step 5: Solve for x
    x = 154,729,676,747.25/452,005
  6. Step 6: Final answer
    x = 342,318.51

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1.5x scale

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.