Home / 348,078.24-480,338.64-204,846.72

Finding the Fourth Proportional to 348,078.24, 480,338.64 and 204,846.72

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Solution

The fourth proportional to 348,078.24, 480,338.64 and 204,846.72 is: 282,682.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,078.24 : 480,338.64 = 204,846.72 : x
  2. Step 2: Convert to fraction form
    348,078.24/480,338.64 = 204,846.72/x
  3. Step 3: Cross multiply
    348,078.24x = 480,338.64 × 204,846.72
  4. Step 4: Simplify right side
    348,078.24x = 98,395,794,893.26
  5. Step 5: Solve for x
    x = 98,395,794,893.26/348,078.24
  6. Step 6: Final answer
    x = 282,682.98

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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.