Home / 566,717.04-782,069.44-312,067.60

Finding the Fourth Proportional to 566,717.04, 782,069.44 and 312,067.60

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Solution

The fourth proportional to 566,717.04, 782,069.44 and 312,067.60 is: 430,653.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,717.04 : 782,069.44 = 312,067.60 : x
  2. Step 2: Convert to fraction form
    566,717.04/782,069.44 = 312,067.60/x
  3. Step 3: Cross multiply
    566,717.04x = 782,069.44 × 312,067.60
  4. Step 4: Simplify right side
    566,717.04x = 244,058,533,174.14
  5. Step 5: Solve for x
    x = 244,058,533,174.14/566,717.04
  6. Step 6: Final answer
    x = 430,653.25

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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.