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Finding the Fourth Proportional to 524,190.32, 786,285.43 and 169,256.62

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Solution

The fourth proportional to 524,190.32, 786,285.43 and 169,256.62 is: 253,884.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,190.32 : 786,285.43 = 169,256.62 : x
  2. Step 2: Convert to fraction form
    524,190.32/786,285.43 = 169,256.62/x
  3. Step 3: Cross multiply
    524,190.32x = 786,285.43 × 169,256.62
  4. Step 4: Simplify right side
    524,190.32x = 133,084,014,796.76
  5. Step 5: Solve for x
    x = 133,084,014,796.76/524,190.32
  6. Step 6: Final answer
    x = 253,884.92

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Similar ratio
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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.