Home / 348,103.23-480,346.36-204,854.73

Finding the Fourth Proportional to 348,103.23, 480,346.36 and 204,854.73

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Solution

The fourth proportional to 348,103.23, 480,346.36 and 204,854.73 is: 282,678.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,103.23 : 480,346.36 = 204,854.73 : x
  2. Step 2: Convert to fraction form
    348,103.23/480,346.36 = 204,854.73/x
  3. Step 3: Cross multiply
    348,103.23x = 480,346.36 × 204,854.73
  4. Step 4: Simplify right side
    348,103.23x = 98,401,223,884.28
  5. Step 5: Solve for x
    x = 98,401,223,884.28/348,103.23
  6. Step 6: Final answer
    x = 282,678.28

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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.