Home / 401,525.46-554,103.63-248,533.18

Finding the Fourth Proportional to 401,525.46, 554,103.63 and 248,533.18

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Solution

The fourth proportional to 401,525.46, 554,103.63 and 248,533.18 is: 342,974.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,525.46 : 554,103.63 = 248,533.18 : x
  2. Step 2: Convert to fraction form
    401,525.46/554,103.63 = 248,533.18/x
  3. Step 3: Cross multiply
    401,525.46x = 554,103.63 × 248,533.18
  4. Step 4: Simplify right side
    401,525.46x = 137,713,137,213.44
  5. Step 5: Solve for x
    x = 137,713,137,213.44/401,525.46
  6. Step 6: Final answer
    x = 342,974.86

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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.