Home / 346,427.10-519,813.45-196,782.30

Finding the Fourth Proportional to 346,427.10, 519,813.45 and 196,782.30

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Solution

The fourth proportional to 346,427.10, 519,813.45 and 196,782.30 is: 295,271.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,427.10 : 519,813.45 = 196,782.30 : x
  2. Step 2: Convert to fraction form
    346,427.10/519,813.45 = 196,782.30/x
  3. Step 3: Cross multiply
    346,427.10x = 519,813.45 × 196,782.30
  4. Step 4: Simplify right side
    346,427.10x = 102,290,086,261.94
  5. Step 5: Solve for x
    x = 102,290,086,261.94/346,427.10
  6. Step 6: Final answer
    x = 295,271.61

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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.