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Finding the Fourth Proportional to 575,921.28, 864,144.48 and 295,635.52

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Solution

The fourth proportional to 575,921.28, 864,144.48 and 295,635.52 is: 443,588.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,921.28 : 864,144.48 = 295,635.52 : x
  2. Step 2: Convert to fraction form
    575,921.28/864,144.48 = 295,635.52/x
  3. Step 3: Cross multiply
    575,921.28x = 864,144.48 × 295,635.52
  4. Step 4: Simplify right side
    575,921.28x = 255,471,802,699.93
  5. Step 5: Solve for x
    x = 255,471,802,699.93/575,921.28
  6. Step 6: Final answer
    x = 443,588.06

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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.