Home / 300,308.15-414,384.18-179,423.75

Finding the Fourth Proportional to 300,308.15, 414,384.18 and 179,423.75

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Solution

The fourth proportional to 300,308.15, 414,384.18 and 179,423.75 is: 247,580.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,308.15 : 414,384.18 = 179,423.75 : x
  2. Step 2: Convert to fraction form
    300,308.15/414,384.18 = 179,423.75/x
  3. Step 3: Cross multiply
    300,308.15x = 414,384.18 × 179,423.75
  4. Step 4: Simplify right side
    300,308.15x = 74,350,363,516.28
  5. Step 5: Solve for x
    x = 74,350,363,516.28/300,308.15
  6. Step 6: Final answer
    x = 247,580.24

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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.