Home / 955,106.88-1,432,167.23-281,100.62

Finding the Fourth Proportional to 955,106.88, 1,432,167.23 and 281,100.62

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Solution

The fourth proportional to 955,106.88, 1,432,167.23 and 281,100.62 is: 421,505.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,106.88 : 1,432,167.23 = 281,100.62 : x
  2. Step 2: Convert to fraction form
    955,106.88/1,432,167.23 = 281,100.62/x
  3. Step 3: Cross multiply
    955,106.88x = 1,432,167.23 × 281,100.62
  4. Step 4: Simplify right side
    955,106.88x = 402,583,087,730.34
  5. Step 5: Solve for x
    x = 402,583,087,730.34/955,106.88
  6. Step 6: Final answer
    x = 421,505.80

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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.