Home / 313,574.20-470,015.70-173,433.40

Finding the Fourth Proportional to 313,574.20, 470,015.70 and 173,433.40

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Solution

The fourth proportional to 313,574.20, 470,015.70 and 173,433.40 is: 259,958.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,574.20 : 470,015.70 = 173,433.40 : x
  2. Step 2: Convert to fraction form
    313,574.20/470,015.70 = 173,433.40/x
  3. Step 3: Cross multiply
    313,574.20x = 470,015.70 × 173,433.40
  4. Step 4: Simplify right side
    313,574.20x = 81,516,420,904.38
  5. Step 5: Solve for x
    x = 81,516,420,904.38/313,574.20
  6. Step 6: Final answer
    x = 259,958.95

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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.