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Finding the Fourth Proportional to 171,329.40, 256,410.90 and 150,334.20

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Solution

The fourth proportional to 171,329.40, 256,410.90 and 150,334.20 is: 224,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,329.40 : 256,410.90 = 150,334.20 : x
  2. Step 2: Convert to fraction form
    171,329.40/256,410.90 = 150,334.20/x
  3. Step 3: Cross multiply
    171,329.40x = 256,410.90 × 150,334.20
  4. Step 4: Simplify right side
    171,329.40x = 38,547,327,522.78
  5. Step 5: Solve for x
    x = 38,547,327,522.78/171,329.40
  6. Step 6: Final answer
    x = 224,989.57

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1.5x scale

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.