Home / 348,103.73-480,347.06-204,855.23

Finding the Fourth Proportional to 348,103.73, 480,347.06 and 204,855.23

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Solution

The fourth proportional to 348,103.73, 480,347.06 and 204,855.23 is: 282,678.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,103.73 : 480,347.06 = 204,855.23 : x
  2. Step 2: Convert to fraction form
    348,103.73/480,347.06 = 204,855.23/x
  3. Step 3: Cross multiply
    348,103.73x = 480,347.06 × 204,855.23
  4. Step 4: Simplify right side
    348,103.73x = 98,401,604,030.11
  5. Step 5: Solve for x
    x = 98,401,604,030.11/348,103.73
  6. Step 6: Final answer
    x = 282,678.97

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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.