Home / 530,280.18-794,948.64-193,257.54

Finding the Fourth Proportional to 530,280.18, 794,948.64 and 193,257.54

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Solution

The fourth proportional to 530,280.18, 794,948.64 and 193,257.54 is: 289,714.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,280.18 : 794,948.64 = 193,257.54 : x
  2. Step 2: Convert to fraction form
    530,280.18/794,948.64 = 193,257.54/x
  3. Step 3: Cross multiply
    530,280.18x = 794,948.64 × 193,257.54
  4. Step 4: Simplify right side
    530,280.18x = 153,629,818,592.75
  5. Step 5: Solve for x
    x = 153,629,818,592.75/530,280.18
  6. Step 6: Final answer
    x = 289,714.43

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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.