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Finding the Fourth Proportional to 252,605.04, 348,572.88 and 161,800.80

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Solution

The fourth proportional to 252,605.04, 348,572.88 and 161,800.80 is: 223,270.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,605.04 : 348,572.88 = 161,800.80 : x
  2. Step 2: Convert to fraction form
    252,605.04/348,572.88 = 161,800.80/x
  3. Step 3: Cross multiply
    252,605.04x = 348,572.88 × 161,800.80
  4. Step 4: Simplify right side
    252,605.04x = 56,399,370,842.30
  5. Step 5: Solve for x
    x = 56,399,370,842.30/252,605.04
  6. Step 6: Final answer
    x = 223,270.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.