Home / 313,616.28-432,827.57-186,292.38

Finding the Fourth Proportional to 313,616.28, 432,827.57 and 186,292.38

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Solution

The fourth proportional to 313,616.28, 432,827.57 and 186,292.38 is: 257,105.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,616.28 : 432,827.57 = 186,292.38 : x
  2. Step 2: Convert to fraction form
    313,616.28/432,827.57 = 186,292.38/x
  3. Step 3: Cross multiply
    313,616.28x = 432,827.57 × 186,292.38
  4. Step 4: Simplify right side
    313,616.28x = 80,632,478,144.92
  5. Step 5: Solve for x
    x = 80,632,478,144.92/313,616.28
  6. Step 6: Final answer
    x = 257,105.52

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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.