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Finding the Fourth Proportional to 582,971.19, 874,456.79 and 227,736.11

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Solution

The fourth proportional to 582,971.19, 874,456.79 and 227,736.11 is: 341,604.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,971.19 : 874,456.79 = 227,736.11 : x
  2. Step 2: Convert to fraction form
    582,971.19/874,456.79 = 227,736.11/x
  3. Step 3: Cross multiply
    582,971.19x = 874,456.79 × 227,736.11
  4. Step 4: Simplify right side
    582,971.19x = 199,145,382,206.72
  5. Step 5: Solve for x
    x = 199,145,382,206.72/582,971.19
  6. Step 6: Final answer
    x = 341,604.16

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Half scale
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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.