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Finding the Fourth Proportional to 329,050.61, 493,513.63 and 160,401.53

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Solution

The fourth proportional to 329,050.61, 493,513.63 and 160,401.53 is: 240,571.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,050.61 : 493,513.63 = 160,401.53 : x
  2. Step 2: Convert to fraction form
    329,050.61/493,513.63 = 160,401.53/x
  3. Step 3: Cross multiply
    329,050.61x = 493,513.63 × 160,401.53
  4. Step 4: Simplify right side
    329,050.61x = 79,160,341,327.85
  5. Step 5: Solve for x
    x = 79,160,341,327.85/329,050.61
  6. Step 6: Final answer
    x = 240,571.93

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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.