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Finding the Fourth Proportional to 866,202, 1,299,281.10 and 235,099.44

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Solution

The fourth proportional to 866,202, 1,299,281.10 and 235,099.44 is: 352,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,202 : 1,299,281.10 = 235,099.44 : x
  2. Step 2: Convert to fraction form
    866,202/1,299,281.10 = 235,099.44/x
  3. Step 3: Cross multiply
    866,202x = 1,299,281.10 × 235,099.44
  4. Step 4: Simplify right side
    866,202x = 305,460,259,012.58
  5. Step 5: Solve for x
    x = 305,460,259,012.58/866,202
  6. Step 6: Final answer
    x = 352,643.22

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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.