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Finding the Fourth Proportional to 316,324.51, 474,492.26 and 116,542.06

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Solution

The fourth proportional to 316,324.51, 474,492.26 and 116,542.06 is: 174,815.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,324.51 : 474,492.26 = 116,542.06 : x
  2. Step 2: Convert to fraction form
    316,324.51/474,492.26 = 116,542.06/x
  3. Step 3: Cross multiply
    316,324.51x = 474,492.26 × 116,542.06
  4. Step 4: Simplify right side
    316,324.51x = 55,298,304,539.58
  5. Step 5: Solve for x
    x = 55,298,304,539.58/316,324.51
  6. Step 6: Final answer
    x = 174,815.11

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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.