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Finding the Fourth Proportional to 362,293.20, 543,634.20 and 151,952.40

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Solution

The fourth proportional to 362,293.20, 543,634.20 and 151,952.40 is: 228,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,293.20 : 543,634.20 = 151,952.40 : x
  2. Step 2: Convert to fraction form
    362,293.20/543,634.20 = 151,952.40/x
  3. Step 3: Cross multiply
    362,293.20x = 543,634.20 × 151,952.40
  4. Step 4: Simplify right side
    362,293.20x = 82,606,521,412.08
  5. Step 5: Solve for x
    x = 82,606,521,412.08/362,293.20
  6. Step 6: Final answer
    x = 228,010.13

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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.