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Finding the Fourth Proportional to 362,488.60, 543,732.90 and 162,904.60

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Solution

The fourth proportional to 362,488.60, 543,732.90 and 162,904.60 is: 244,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,488.60 : 543,732.90 = 162,904.60 : x
  2. Step 2: Convert to fraction form
    362,488.60/543,732.90 = 162,904.60/x
  3. Step 3: Cross multiply
    362,488.60x = 543,732.90 × 162,904.60
  4. Step 4: Simplify right side
    362,488.60x = 88,576,590,581.34
  5. Step 5: Solve for x
    x = 88,576,590,581.34/362,488.60
  6. Step 6: Final answer
    x = 244,356.90

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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.