Home / 862,099.27-1,293,069.12-406,586.05

Finding the Fourth Proportional to 862,099.27, 1,293,069.12 and 406,586.05

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Solution

The fourth proportional to 862,099.27, 1,293,069.12 and 406,586.05 is: 609,841.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,099.27 : 1,293,069.12 = 406,586.05 : x
  2. Step 2: Convert to fraction form
    862,099.27/1,293,069.12 = 406,586.05/x
  3. Step 3: Cross multiply
    862,099.27x = 1,293,069.12 × 406,586.05
  4. Step 4: Simplify right side
    862,099.27x = 525,743,865,877.78
  5. Step 5: Solve for x
    x = 525,743,865,877.78/862,099.27
  6. Step 6: Final answer
    x = 609,841.45

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1.5x scale

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.