Home / 529,772.88-795,158.74-193,138.90

Finding the Fourth Proportional to 529,772.88, 795,158.74 and 193,138.90

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Solution

The fourth proportional to 529,772.88, 795,158.74 and 193,138.90 is: 289,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,772.88 : 795,158.74 = 193,138.90 : x
  2. Step 2: Convert to fraction form
    529,772.88/795,158.74 = 193,138.90/x
  3. Step 3: Cross multiply
    529,772.88x = 795,158.74 × 193,138.90
  4. Step 4: Simplify right side
    529,772.88x = 153,576,084,368.99
  5. Step 5: Solve for x
    x = 153,576,084,368.99/529,772.88
  6. Step 6: Final answer
    x = 289,890.42

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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.