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Finding the Fourth Proportional to 362,348.64, 543,346.58 and 109,580.45

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Solution

The fourth proportional to 362,348.64, 543,346.58 and 109,580.45 is: 164,317.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,348.64 : 543,346.58 = 109,580.45 : x
  2. Step 2: Convert to fraction form
    362,348.64/543,346.58 = 109,580.45/x
  3. Step 3: Cross multiply
    362,348.64x = 543,346.58 × 109,580.45
  4. Step 4: Simplify right side
    362,348.64x = 59,540,160,299.58
  5. Step 5: Solve for x
    x = 59,540,160,299.58/362,348.64
  6. Step 6: Final answer
    x = 164,317.33

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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.