Home / 855,557.14-1,282,892.73-456,090.61

Finding the Fourth Proportional to 855,557.14, 1,282,892.73 and 456,090.61

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Solution

The fourth proportional to 855,557.14, 1,282,892.73 and 456,090.61 is: 683,899.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,557.14 : 1,282,892.73 = 456,090.61 : x
  2. Step 2: Convert to fraction form
    855,557.14/1,282,892.73 = 456,090.61/x
  3. Step 3: Cross multiply
    855,557.14x = 1,282,892.73 × 456,090.61
  4. Step 4: Simplify right side
    855,557.14x = 585,115,327,790.27
  5. Step 5: Solve for x
    x = 585,115,327,790.27/855,557.14
  6. Step 6: Final answer
    x = 683,899.77

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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.