Home / 347,203.60-479,185.04-194,250.32

Finding the Fourth Proportional to 347,203.60, 479,185.04 and 194,250.32

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Solution

The fourth proportional to 347,203.60, 479,185.04 and 194,250.32 is: 268,090.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,203.60 : 479,185.04 = 194,250.32 : x
  2. Step 2: Convert to fraction form
    347,203.60/479,185.04 = 194,250.32/x
  3. Step 3: Cross multiply
    347,203.60x = 479,185.04 × 194,250.32
  4. Step 4: Simplify right side
    347,203.60x = 93,081,847,359.21
  5. Step 5: Solve for x
    x = 93,081,847,359.21/347,203.60
  6. Step 6: Final answer
    x = 268,090.10

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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.