Home / 317,462.28-438,096.57-174,224.64

Finding the Fourth Proportional to 317,462.28, 438,096.57 and 174,224.64

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Solution

The fourth proportional to 317,462.28, 438,096.57 and 174,224.64 is: 240,429.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,462.28 : 438,096.57 = 174,224.64 : x
  2. Step 2: Convert to fraction form
    317,462.28/438,096.57 = 174,224.64/x
  3. Step 3: Cross multiply
    317,462.28x = 438,096.57 × 174,224.64
  4. Step 4: Simplify right side
    317,462.28x = 76,327,217,193.48
  5. Step 5: Solve for x
    x = 76,327,217,193.48/317,462.28
  6. Step 6: Final answer
    x = 240,429.25

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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.