Home / 317,952.03-476,878.39-206,423.24

Finding the Fourth Proportional to 317,952.03, 476,878.39 and 206,423.24

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Solution

The fourth proportional to 317,952.03, 476,878.39 and 206,423.24 is: 309,602.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,952.03 : 476,878.39 = 206,423.24 : x
  2. Step 2: Convert to fraction form
    317,952.03/476,878.39 = 206,423.24/x
  3. Step 3: Cross multiply
    317,952.03x = 476,878.39 × 206,423.24
  4. Step 4: Simplify right side
    317,952.03x = 98,438,779,449.33
  5. Step 5: Solve for x
    x = 98,438,779,449.33/317,952.03
  6. Step 6: Final answer
    x = 309,602.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.