Home / 865,815.73-1,194,827.32-483,842.51

Finding the Fourth Proportional to 865,815.73, 1,194,827.32 and 483,842.51

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Solution

The fourth proportional to 865,815.73, 1,194,827.32 and 483,842.51 is: 667,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,815.73 : 1,194,827.32 = 483,842.51 : x
  2. Step 2: Convert to fraction form
    865,815.73/1,194,827.32 = 483,842.51/x
  3. Step 3: Cross multiply
    865,815.73x = 1,194,827.32 × 483,842.51
  4. Step 4: Simplify right side
    865,815.73x = 578,108,249,525.37
  5. Step 5: Solve for x
    x = 578,108,249,525.37/865,815.73
  6. Step 6: Final answer
    x = 667,703.57

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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.