Home / 854,611.49-1,179,316.16-467,350.49

Finding the Fourth Proportional to 854,611.49, 1,179,316.16 and 467,350.49

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Solution

The fourth proportional to 854,611.49, 1,179,316.16 and 467,350.49 is: 644,917.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,611.49 : 1,179,316.16 = 467,350.49 : x
  2. Step 2: Convert to fraction form
    854,611.49/1,179,316.16 = 467,350.49/x
  3. Step 3: Cross multiply
    854,611.49x = 1,179,316.16 × 467,350.49
  4. Step 4: Simplify right side
    854,611.49x = 551,153,987,605.02
  5. Step 5: Solve for x
    x = 551,153,987,605.02/854,611.49
  6. Step 6: Final answer
    x = 644,917.59

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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.