Home / 890,897.88-1,336,543.38-259,861.08

Finding the Fourth Proportional to 890,897.88, 1,336,543.38 and 259,861.08

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Solution

The fourth proportional to 890,897.88, 1,336,543.38 and 259,861.08 is: 389,848.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,897.88 : 1,336,543.38 = 259,861.08 : x
  2. Step 2: Convert to fraction form
    890,897.88/1,336,543.38 = 259,861.08/x
  3. Step 3: Cross multiply
    890,897.88x = 1,336,543.38 × 259,861.08
  4. Step 4: Simplify right side
    890,897.88x = 347,315,606,193.65
  5. Step 5: Solve for x
    x = 347,315,606,193.65/890,897.88
  6. Step 6: Final answer
    x = 389,848.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.