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Finding the Fourth Proportional to 575,838.77, 863,758.20 and 295,177.01

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Solution

The fourth proportional to 575,838.77, 863,758.20 and 295,177.01 is: 442,765.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,838.77 : 863,758.20 = 295,177.01 : x
  2. Step 2: Convert to fraction form
    575,838.77/863,758.20 = 295,177.01/x
  3. Step 3: Cross multiply
    575,838.77x = 863,758.20 × 295,177.01
  4. Step 4: Simplify right side
    575,838.77x = 254,961,562,838.98
  5. Step 5: Solve for x
    x = 254,961,562,838.98/575,838.77
  6. Step 6: Final answer
    x = 442,765.54

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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.