Home / 579,284.66-799,440.23-361,622.27

Finding the Fourth Proportional to 579,284.66, 799,440.23 and 361,622.27

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Solution

The fourth proportional to 579,284.66, 799,440.23 and 361,622.27 is: 499,055.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,284.66 : 799,440.23 = 361,622.27 : x
  2. Step 2: Convert to fraction form
    579,284.66/799,440.23 = 361,622.27/x
  3. Step 3: Cross multiply
    579,284.66x = 799,440.23 × 361,622.27
  4. Step 4: Simplify right side
    579,284.66x = 289,095,393,604.58
  5. Step 5: Solve for x
    x = 289,095,393,604.58/579,284.66
  6. Step 6: Final answer
    x = 499,055.84

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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.