Home / 317,731.96-438,473.24-174,495.04

Finding the Fourth Proportional to 317,731.96, 438,473.24 and 174,495.04

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Solution

The fourth proportional to 317,731.96, 438,473.24 and 174,495.04 is: 240,804.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,731.96 : 438,473.24 = 174,495.04 : x
  2. Step 2: Convert to fraction form
    317,731.96/438,473.24 = 174,495.04/x
  3. Step 3: Cross multiply
    317,731.96x = 438,473.24 × 174,495.04
  4. Step 4: Simplify right side
    317,731.96x = 76,511,405,552.73
  5. Step 5: Solve for x
    x = 76,511,405,552.73/317,731.96
  6. Step 6: Final answer
    x = 240,804.88

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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.