Home / 316,311.36-474,446.56-119,314.24

Finding the Fourth Proportional to 316,311.36, 474,446.56 and 119,314.24

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Solution

The fourth proportional to 316,311.36, 474,446.56 and 119,314.24 is: 178,963.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,311.36 : 474,446.56 = 119,314.24 : x
  2. Step 2: Convert to fraction form
    316,311.36/474,446.56 = 119,314.24/x
  3. Step 3: Cross multiply
    316,311.36x = 474,446.56 × 119,314.24
  4. Step 4: Simplify right side
    316,311.36x = 56,608,230,727.01
  5. Step 5: Solve for x
    x = 56,608,230,727.01/316,311.36
  6. Step 6: Final answer
    x = 178,963.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.