Home / 379,440.24-523,635.04-207,368.85

Finding the Fourth Proportional to 379,440.24, 523,635.04 and 207,368.85

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Solution

The fourth proportional to 379,440.24, 523,635.04 and 207,368.85 is: 286,173.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,440.24 : 523,635.04 = 207,368.85 : x
  2. Step 2: Convert to fraction form
    379,440.24/523,635.04 = 207,368.85/x
  3. Step 3: Cross multiply
    379,440.24x = 523,635.04 × 207,368.85
  4. Step 4: Simplify right side
    379,440.24x = 108,585,596,064.50
  5. Step 5: Solve for x
    x = 108,585,596,064.50/379,440.24
  6. Step 6: Final answer
    x = 286,173.12

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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.