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Finding the Fourth Proportional to 337,609.80, 506,441.52 and 112,971.42

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Solution

The fourth proportional to 337,609.80, 506,441.52 and 112,971.42 is: 169,466.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,609.80 : 506,441.52 = 112,971.42 : x
  2. Step 2: Convert to fraction form
    337,609.80/506,441.52 = 112,971.42/x
  3. Step 3: Cross multiply
    337,609.80x = 506,441.52 × 112,971.42
  4. Step 4: Simplify right side
    337,609.80x = 57,213,417,661.36
  5. Step 5: Solve for x
    x = 57,213,417,661.36/337,609.80
  6. Step 6: Final answer
    x = 169,466.10

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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.