Home / 316,376.39-436,598.26-171,181.73

Finding the Fourth Proportional to 316,376.39, 436,598.26 and 171,181.73

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Solution

The fourth proportional to 316,376.39, 436,598.26 and 171,181.73 is: 236,230.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,376.39 : 436,598.26 = 171,181.73 : x
  2. Step 2: Convert to fraction form
    316,376.39/436,598.26 = 171,181.73/x
  3. Step 3: Cross multiply
    316,376.39x = 436,598.26 × 171,181.73
  4. Step 4: Simplify right side
    316,376.39x = 74,737,646,125.33
  5. Step 5: Solve for x
    x = 74,737,646,125.33/316,376.39
  6. Step 6: Final answer
    x = 236,230.16

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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.