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Finding the Fourth Proportional to 468,388.08, 702,502.20 and 168,809.04

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Solution

The fourth proportional to 468,388.08, 702,502.20 and 168,809.04 is: 253,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,388.08 : 702,502.20 = 168,809.04 : x
  2. Step 2: Convert to fraction form
    468,388.08/702,502.20 = 168,809.04/x
  3. Step 3: Cross multiply
    468,388.08x = 702,502.20 × 168,809.04
  4. Step 4: Simplify right side
    468,388.08x = 118,588,721,979.89
  5. Step 5: Solve for x
    x = 118,588,721,979.89/468,388.08
  6. Step 6: Final answer
    x = 253,184.76

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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.