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Finding the Fourth Proportional to 337,611.40, 506,417.10 and 329,738.20

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Solution

The fourth proportional to 337,611.40, 506,417.10 and 329,738.20 is: 494,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,611.40 : 506,417.10 = 329,738.20 : x
  2. Step 2: Convert to fraction form
    337,611.40/506,417.10 = 329,738.20/x
  3. Step 3: Cross multiply
    337,611.40x = 506,417.10 × 329,738.20
  4. Step 4: Simplify right side
    337,611.40x = 166,985,063,003.22
  5. Step 5: Solve for x
    x = 166,985,063,003.22/337,611.40
  6. Step 6: Final answer
    x = 494,607.30

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1.5x scale

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.