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Finding the Fourth Proportional to 567,492.80, 851,363.73 and 168,164.82

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Solution

The fourth proportional to 567,492.80, 851,363.73 and 168,164.82 is: 252,284.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,492.80 : 851,363.73 = 168,164.82 : x
  2. Step 2: Convert to fraction form
    567,492.80/851,363.73 = 168,164.82/x
  3. Step 3: Cross multiply
    567,492.80x = 851,363.73 × 168,164.82
  4. Step 4: Simplify right side
    567,492.80x = 143,169,428,409.98
  5. Step 5: Solve for x
    x = 143,169,428,409.98/567,492.80
  6. Step 6: Final answer
    x = 252,284.13

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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.