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Finding the Fourth Proportional to 586,992.78, 880,883.82 and 207,912.24

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Solution

The fourth proportional to 586,992.78, 880,883.82 and 207,912.24 is: 312,008.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,992.78 : 880,883.82 = 207,912.24 : x
  2. Step 2: Convert to fraction form
    586,992.78/880,883.82 = 207,912.24/x
  3. Step 3: Cross multiply
    586,992.78x = 880,883.82 × 207,912.24
  4. Step 4: Simplify right side
    586,992.78x = 183,146,528,195.96
  5. Step 5: Solve for x
    x = 183,146,528,195.96/586,992.78
  6. Step 6: Final answer
    x = 312,008.14

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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.