Home / 317,845.96-438,605.76-174,612.04

Finding the Fourth Proportional to 317,845.96, 438,605.76 and 174,612.04

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Solution

The fourth proportional to 317,845.96, 438,605.76 and 174,612.04 is: 240,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,845.96 : 438,605.76 = 174,612.04 : x
  2. Step 2: Convert to fraction form
    317,845.96/438,605.76 = 174,612.04/x
  3. Step 3: Cross multiply
    317,845.96x = 438,605.76 × 174,612.04
  4. Step 4: Simplify right side
    317,845.96x = 76,585,846,509.35
  5. Step 5: Solve for x
    x = 76,585,846,509.35/317,845.96
  6. Step 6: Final answer
    x = 240,952.71

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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.