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Finding the Fourth Proportional to 590,245.60, 885,732.90 and 235,222.60

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Solution

The fourth proportional to 590,245.60, 885,732.90 and 235,222.60 is: 352,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,245.60 : 885,732.90 = 235,222.60 : x
  2. Step 2: Convert to fraction form
    590,245.60/885,732.90 = 235,222.60/x
  3. Step 3: Cross multiply
    590,245.60x = 885,732.90 × 235,222.60
  4. Step 4: Simplify right side
    590,245.60x = 208,344,395,643.54
  5. Step 5: Solve for x
    x = 208,344,395,643.54/590,245.60
  6. Step 6: Final answer
    x = 352,979.16

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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.