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Finding the Fourth Proportional to 590,576.96, 886,006.54 and 191,218.16

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Solution

The fourth proportional to 590,576.96, 886,006.54 and 191,218.16 is: 286,872.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,576.96 : 886,006.54 = 191,218.16 : x
  2. Step 2: Convert to fraction form
    590,576.96/886,006.54 = 191,218.16/x
  3. Step 3: Cross multiply
    590,576.96x = 886,006.54 × 191,218.16
  4. Step 4: Simplify right side
    590,576.96x = 169,420,540,326.77
  5. Step 5: Solve for x
    x = 169,420,540,326.77/590,576.96
  6. Step 6: Final answer
    x = 286,872.93

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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.