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Finding the Fourth Proportional to 662,700.80, 994,051.20 and 325,793.48

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Solution

The fourth proportional to 662,700.80, 994,051.20 and 325,793.48 is: 488,690.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,700.80 : 994,051.20 = 325,793.48 : x
  2. Step 2: Convert to fraction form
    662,700.80/994,051.20 = 325,793.48/x
  3. Step 3: Cross multiply
    662,700.80x = 994,051.20 × 325,793.48
  4. Step 4: Simplify right side
    662,700.80x = 323,855,399,746.18
  5. Step 5: Solve for x
    x = 323,855,399,746.18/662,700.80
  6. Step 6: Final answer
    x = 488,690.22

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Similar ratio
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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.