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Finding the Fourth Proportional to 317,487.91, 476,213.32 and 232,185.17

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Solution

The fourth proportional to 317,487.91, 476,213.32 and 232,185.17 is: 348,264.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,487.91 : 476,213.32 = 232,185.17 : x
  2. Step 2: Convert to fraction form
    317,487.91/476,213.32 = 232,185.17/x
  3. Step 3: Cross multiply
    317,487.91x = 476,213.32 × 232,185.17
  4. Step 4: Simplify right side
    317,487.91x = 110,569,668,809.51
  5. Step 5: Solve for x
    x = 110,569,668,809.51/317,487.91
  6. Step 6: Final answer
    x = 348,264.19

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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.