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Finding the Fourth Proportional to 574,068.53, 792,213.84 and 356,196.18

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Solution

The fourth proportional to 574,068.53, 792,213.84 and 356,196.18 is: 491,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,068.53 : 792,213.84 = 356,196.18 : x
  2. Step 2: Convert to fraction form
    574,068.53/792,213.84 = 356,196.18/x
  3. Step 3: Cross multiply
    574,068.53x = 792,213.84 × 356,196.18
  4. Step 4: Simplify right side
    574,068.53x = 282,183,541,383.49
  5. Step 5: Solve for x
    x = 282,183,541,383.49/574,068.53
  6. Step 6: Final answer
    x = 491,550.27

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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.