Home / 827,998.60-1,241,997.90-576,056.20

Finding the Fourth Proportional to 827,998.60, 1,241,997.90 and 576,056.20

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Solution

The fourth proportional to 827,998.60, 1,241,997.90 and 576,056.20 is: 864,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,998.60 : 1,241,997.90 = 576,056.20 : x
  2. Step 2: Convert to fraction form
    827,998.60/1,241,997.90 = 576,056.20/x
  3. Step 3: Cross multiply
    827,998.60x = 1,241,997.90 × 576,056.20
  4. Step 4: Simplify right side
    827,998.60x = 715,460,590,681.98
  5. Step 5: Solve for x
    x = 715,460,590,681.98/827,998.60
  6. Step 6: Final answer
    x = 864,084.30

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Double scale
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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.