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Finding the Fourth Proportional to 530,393.46, 795,592.35 and 214,856.34

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Solution

The fourth proportional to 530,393.46, 795,592.35 and 214,856.34 is: 322,285.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,393.46 : 795,592.35 = 214,856.34 : x
  2. Step 2: Convert to fraction form
    530,393.46/795,592.35 = 214,856.34/x
  3. Step 3: Cross multiply
    530,393.46x = 795,592.35 × 214,856.34
  4. Step 4: Simplify right side
    530,393.46x = 170,938,060,453.00
  5. Step 5: Solve for x
    x = 170,938,060,453.00/530,393.46
  6. Step 6: Final answer
    x = 322,285.38

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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.