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Finding the Fourth Proportional to 541,096.32, 811,755.16 and 186,064.20

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Solution

The fourth proportional to 541,096.32, 811,755.16 and 186,064.20 is: 279,134.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,096.32 : 811,755.16 = 186,064.20 : x
  2. Step 2: Convert to fraction form
    541,096.32/811,755.16 = 186,064.20/x
  3. Step 3: Cross multiply
    541,096.32x = 811,755.16 × 186,064.20
  4. Step 4: Simplify right side
    541,096.32x = 151,038,574,441.27
  5. Step 5: Solve for x
    x = 151,038,574,441.27/541,096.32
  6. Step 6: Final answer
    x = 279,134.36

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Double scale
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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.