Home / 401,519.32-554,336.94-250,820.44

Finding the Fourth Proportional to 401,519.32, 554,336.94 and 250,820.44

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Solution

The fourth proportional to 401,519.32, 554,336.94 and 250,820.44 is: 346,282.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,519.32 : 554,336.94 = 250,820.44 : x
  2. Step 2: Convert to fraction form
    401,519.32/554,336.94 = 250,820.44/x
  3. Step 3: Cross multiply
    401,519.32x = 554,336.94 × 250,820.44
  4. Step 4: Simplify right side
    401,519.32x = 139,039,035,199.05
  5. Step 5: Solve for x
    x = 139,039,035,199.05/401,519.32
  6. Step 6: Final answer
    x = 346,282.30

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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.