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Finding the Fourth Proportional to 301,549.80, 452,324.70 and 79,933.80

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Solution

The fourth proportional to 301,549.80, 452,324.70 and 79,933.80 is: 119,900.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,549.80 : 452,324.70 = 79,933.80 : x
  2. Step 2: Convert to fraction form
    301,549.80/452,324.70 = 79,933.80/x
  3. Step 3: Cross multiply
    301,549.80x = 452,324.70 × 79,933.80
  4. Step 4: Simplify right side
    301,549.80x = 36,156,032,104.86
  5. Step 5: Solve for x
    x = 36,156,032,104.86/301,549.80
  6. Step 6: Final answer
    x = 119,900.70

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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.