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Finding the Fourth Proportional to 182,313.20, 272,813.70 and 123,264.20

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Solution

The fourth proportional to 182,313.20, 272,813.70 and 123,264.20 is: 184,452.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,313.20 : 272,813.70 = 123,264.20 : x
  2. Step 2: Convert to fraction form
    182,313.20/272,813.70 = 123,264.20/x
  3. Step 3: Cross multiply
    182,313.20x = 272,813.70 × 123,264.20
  4. Step 4: Simplify right side
    182,313.20x = 33,628,162,479.54
  5. Step 5: Solve for x
    x = 33,628,162,479.54/182,313.20
  6. Step 6: Final answer
    x = 184,452.70

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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.