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Finding the Fourth Proportional to 308,967.09, 463,516.82 and 95,730.29

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Solution

The fourth proportional to 308,967.09, 463,516.82 and 95,730.29 is: 143,615.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,967.09 : 463,516.82 = 95,730.29 : x
  2. Step 2: Convert to fraction form
    308,967.09/463,516.82 = 95,730.29/x
  3. Step 3: Cross multiply
    308,967.09x = 463,516.82 × 95,730.29
  4. Step 4: Simplify right side
    308,967.09x = 44,372,596,802.24
  5. Step 5: Solve for x
    x = 44,372,596,802.24/308,967.09
  6. Step 6: Final answer
    x = 143,615.93

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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.