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Finding the Fourth Proportional to 835.74, 1,152.93 and 504

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Solution

The fourth proportional to 835.74, 1,152.93 and 504 is: 695.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    835.74 : 1,152.93 = 504 : x
  2. Step 2: Convert to fraction form
    835.74/1,152.93 = 504/x
  3. Step 3: Cross multiply
    835.74x = 1,152.93 × 504
  4. Step 4: Simplify right side
    835.74x = 581,076.72
  5. Step 5: Solve for x
    x = 581,076.72/835.74
  6. Step 6: Final answer
    x = 695.28

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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.