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Finding the Fourth Proportional to 536,914.80, 805,372.20 and 162,937.20

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Solution

The fourth proportional to 536,914.80, 805,372.20 and 162,937.20 is: 244,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,914.80 : 805,372.20 = 162,937.20 : x
  2. Step 2: Convert to fraction form
    536,914.80/805,372.20 = 162,937.20/x
  3. Step 3: Cross multiply
    536,914.80x = 805,372.20 × 162,937.20
  4. Step 4: Simplify right side
    536,914.80x = 131,225,091,225.84
  5. Step 5: Solve for x
    x = 131,225,091,225.84/536,914.80
  6. Step 6: Final answer
    x = 244,405.80

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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.