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Finding the Fourth Proportional to 575,993.91, 794,866.06 and 317,873.24

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Solution

The fourth proportional to 575,993.91, 794,866.06 and 317,873.24 is: 438,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,993.91 : 794,866.06 = 317,873.24 : x
  2. Step 2: Convert to fraction form
    575,993.91/794,866.06 = 317,873.24/x
  3. Step 3: Cross multiply
    575,993.91x = 794,866.06 × 317,873.24
  4. Step 4: Simplify right side
    575,993.91x = 252,666,649,858.23
  5. Step 5: Solve for x
    x = 252,666,649,858.23/575,993.91
  6. Step 6: Final answer
    x = 438,662.02

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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.