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Finding the Fourth Proportional to 370,301.86, 554,709.03 and 170,344.18

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Solution

The fourth proportional to 370,301.86, 554,709.03 and 170,344.18 is: 255,174.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,301.86 : 554,709.03 = 170,344.18 : x
  2. Step 2: Convert to fraction form
    370,301.86/554,709.03 = 170,344.18/x
  3. Step 3: Cross multiply
    370,301.86x = 554,709.03 × 170,344.18
  4. Step 4: Simplify right side
    370,301.86x = 94,491,454,853.95
  5. Step 5: Solve for x
    x = 94,491,454,853.95/370,301.86
  6. Step 6: Final answer
    x = 255,174.13

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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.