Home / 317,949.45-438,794.66-182,026.04

Finding the Fourth Proportional to 317,949.45, 438,794.66 and 182,026.04

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Solution

The fourth proportional to 317,949.45, 438,794.66 and 182,026.04 is: 251,209.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,949.45 : 438,794.66 = 182,026.04 : x
  2. Step 2: Convert to fraction form
    317,949.45/438,794.66 = 182,026.04/x
  3. Step 3: Cross multiply
    317,949.45x = 438,794.66 × 182,026.04
  4. Step 4: Simplify right side
    317,949.45x = 79,872,051,228.84
  5. Step 5: Solve for x
    x = 79,872,051,228.84/317,949.45
  6. Step 6: Final answer
    x = 251,209.91

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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.