Home / 563,786.20-845,803.70-164,458.23

Finding the Fourth Proportional to 563,786.20, 845,803.70 and 164,458.23

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Solution

The fourth proportional to 563,786.20, 845,803.70 and 164,458.23 is: 246,723.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,786.20 : 845,803.70 = 164,458.23 : x
  2. Step 2: Convert to fraction form
    563,786.20/845,803.70 = 164,458.23/x
  3. Step 3: Cross multiply
    563,786.20x = 845,803.70 × 164,458.23
  4. Step 4: Simplify right side
    563,786.20x = 139,099,379,429.45
  5. Step 5: Solve for x
    x = 139,099,379,429.45/563,786.20
  6. Step 6: Final answer
    x = 246,723.63

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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.