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Finding the Fourth Proportional to 535,317, 803,185.67 and 235,587.35

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Solution

The fourth proportional to 535,317, 803,185.67 and 235,587.35 is: 353,473.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,317 : 803,185.67 = 235,587.35 : x
  2. Step 2: Convert to fraction form
    535,317/803,185.67 = 235,587.35/x
  3. Step 3: Cross multiply
    535,317x = 803,185.67 × 235,587.35
  4. Step 4: Simplify right side
    535,317x = 189,220,383,553.28
  5. Step 5: Solve for x
    x = 189,220,383,553.28/535,317
  6. Step 6: Final answer
    x = 353,473.52

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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.