Home / 354,036.02-488,575.32-192,891.04

Finding the Fourth Proportional to 354,036.02, 488,575.32 and 192,891.04

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Solution

The fourth proportional to 354,036.02, 488,575.32 and 192,891.04 is: 266,192.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,036.02 : 488,575.32 = 192,891.04 : x
  2. Step 2: Convert to fraction form
    354,036.02/488,575.32 = 192,891.04/x
  3. Step 3: Cross multiply
    354,036.02x = 488,575.32 × 192,891.04
  4. Step 4: Simplify right side
    354,036.02x = 94,241,801,593.13
  5. Step 5: Solve for x
    x = 94,241,801,593.13/354,036.02
  6. Step 6: Final answer
    x = 266,192.69

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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.