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Finding the Fourth Proportional to 182,415.40, 273,623.10 and 119,429.80

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Solution

The fourth proportional to 182,415.40, 273,623.10 and 119,429.80 is: 179,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,415.40 : 273,623.10 = 119,429.80 : x
  2. Step 2: Convert to fraction form
    182,415.40/273,623.10 = 119,429.80/x
  3. Step 3: Cross multiply
    182,415.40x = 273,623.10 × 119,429.80
  4. Step 4: Simplify right side
    182,415.40x = 32,678,752,108.38
  5. Step 5: Solve for x
    x = 32,678,752,108.38/182,415.40
  6. Step 6: Final answer
    x = 179,144.70

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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.