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Finding the Fourth Proportional to 586,881.36, 880,356.60 and 166,122

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Solution

The fourth proportional to 586,881.36, 880,356.60 and 166,122 is: 249,192.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,881.36 : 880,356.60 = 166,122 : x
  2. Step 2: Convert to fraction form
    586,881.36/880,356.60 = 166,122/x
  3. Step 3: Cross multiply
    586,881.36x = 880,356.60 × 166,122
  4. Step 4: Simplify right side
    586,881.36x = 146,246,599,105.20
  5. Step 5: Solve for x
    x = 146,246,599,105.20/586,881.36
  6. Step 6: Final answer
    x = 249,192.78

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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.