Home / 864,033-1,192,584.24-515,548.32

Finding the Fourth Proportional to 864,033, 1,192,584.24 and 515,548.32

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Solution

The fourth proportional to 864,033, 1,192,584.24 and 515,548.32 is: 711,587.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,033 : 1,192,584.24 = 515,548.32 : x
  2. Step 2: Convert to fraction form
    864,033/1,192,584.24 = 515,548.32/x
  3. Step 3: Cross multiply
    864,033x = 1,192,584.24 × 515,548.32
  4. Step 4: Simplify right side
    864,033x = 614,834,801,390.48
  5. Step 5: Solve for x
    x = 614,834,801,390.48/864,033
  6. Step 6: Final answer
    x = 711,587.17

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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.