Home / 854,066.35-1,178,611.86-472,093.03

Finding the Fourth Proportional to 854,066.35, 1,178,611.86 and 472,093.03

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Solution

The fourth proportional to 854,066.35, 1,178,611.86 and 472,093.03 is: 651,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,066.35 : 1,178,611.86 = 472,093.03 : x
  2. Step 2: Convert to fraction form
    854,066.35/1,178,611.86 = 472,093.03/x
  3. Step 3: Cross multiply
    854,066.35x = 1,178,611.86 × 472,093.03
  4. Step 4: Simplify right side
    854,066.35x = 556,414,444,181.34
  5. Step 5: Solve for x
    x = 556,414,444,181.34/854,066.35
  6. Step 6: Final answer
    x = 651,488.55

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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.