Home / 344,024.25-474,823.32-198,836.20

Finding the Fourth Proportional to 344,024.25, 474,823.32 and 198,836.20

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Solution

The fourth proportional to 344,024.25, 474,823.32 and 198,836.20 is: 274,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,024.25 : 474,823.32 = 198,836.20 : x
  2. Step 2: Convert to fraction form
    344,024.25/474,823.32 = 198,836.20/x
  3. Step 3: Cross multiply
    344,024.25x = 474,823.32 × 198,836.20
  4. Step 4: Simplify right side
    344,024.25x = 94,412,064,620.18
  5. Step 5: Solve for x
    x = 94,412,064,620.18/344,024.25
  6. Step 6: Final answer
    x = 274,434.33

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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.