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Finding the Fourth Proportional to 582,344.52, 873,516.51 and 161,620.26

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Solution

The fourth proportional to 582,344.52, 873,516.51 and 161,620.26 is: 242,430.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,344.52 : 873,516.51 = 161,620.26 : x
  2. Step 2: Convert to fraction form
    582,344.52/873,516.51 = 161,620.26/x
  3. Step 3: Cross multiply
    582,344.52x = 873,516.51 × 161,620.26
  4. Step 4: Simplify right side
    582,344.52x = 141,177,965,460.49
  5. Step 5: Solve for x
    x = 141,177,965,460.49/582,344.52
  6. Step 6: Final answer
    x = 242,430.32

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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.