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Finding the Fourth Proportional to 362,289.84, 543,434.40 and 237,601.68

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Solution

The fourth proportional to 362,289.84, 543,434.40 and 237,601.68 is: 356,402.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,289.84 : 543,434.40 = 237,601.68 : x
  2. Step 2: Convert to fraction form
    362,289.84/543,434.40 = 237,601.68/x
  3. Step 3: Cross multiply
    362,289.84x = 543,434.40 × 237,601.68
  4. Step 4: Simplify right side
    362,289.84x = 129,120,926,409.79
  5. Step 5: Solve for x
    x = 129,120,926,409.79/362,289.84
  6. Step 6: Final answer
    x = 356,402.28

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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.