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Finding the Fourth Proportional to 567,345.87, 851,021.55 and 167,994.18

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Solution

The fourth proportional to 567,345.87, 851,021.55 and 167,994.18 is: 251,992.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,345.87 : 851,021.55 = 167,994.18 : x
  2. Step 2: Convert to fraction form
    567,345.87/851,021.55 = 167,994.18/x
  3. Step 3: Cross multiply
    567,345.87x = 851,021.55 × 167,994.18
  4. Step 4: Simplify right side
    567,345.87x = 142,966,667,454.58
  5. Step 5: Solve for x
    x = 142,966,667,454.58/567,345.87
  6. Step 6: Final answer
    x = 251,992.08

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Similar ratio
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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.