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Finding the Fourth Proportional to 533,124.57, 799,728.16 and 178,139.84

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Solution

The fourth proportional to 533,124.57, 799,728.16 and 178,139.84 is: 267,223.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,124.57 : 799,728.16 = 178,139.84 : x
  2. Step 2: Convert to fraction form
    533,124.57/799,728.16 = 178,139.84/x
  3. Step 3: Cross multiply
    533,124.57x = 799,728.16 × 178,139.84
  4. Step 4: Simplify right side
    533,124.57x = 142,463,446,465.89
  5. Step 5: Solve for x
    x = 142,463,446,465.89/533,124.57
  6. Step 6: Final answer
    x = 267,223.56

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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.