Home / 397,401.04-596,364.18-187,099.12

Finding the Fourth Proportional to 397,401.04, 596,364.18 and 187,099.12

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Solution

The fourth proportional to 397,401.04, 596,364.18 and 187,099.12 is: 280,772.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,401.04 : 596,364.18 = 187,099.12 : x
  2. Step 2: Convert to fraction form
    397,401.04/596,364.18 = 187,099.12/x
  3. Step 3: Cross multiply
    397,401.04x = 596,364.18 × 187,099.12
  4. Step 4: Simplify right side
    397,401.04x = 111,579,213,277.52
  5. Step 5: Solve for x
    x = 111,579,213,277.52/397,401.04
  6. Step 6: Final answer
    x = 280,772.32

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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.