Home / 683,054.96-942,669.24-381,294.32

Finding the Fourth Proportional to 683,054.96, 942,669.24 and 381,294.32

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Solution

The fourth proportional to 683,054.96, 942,669.24 and 381,294.32 is: 526,215.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,054.96 : 942,669.24 = 381,294.32 : x
  2. Step 2: Convert to fraction form
    683,054.96/942,669.24 = 381,294.32/x
  3. Step 3: Cross multiply
    683,054.96x = 942,669.24 × 381,294.32
  4. Step 4: Simplify right side
    683,054.96x = 359,434,426,850.72
  5. Step 5: Solve for x
    x = 359,434,426,850.72/683,054.96
  6. Step 6: Final answer
    x = 526,215.97

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Double scale
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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.