Home / 641,204.02-962,070.96-281,188.57

Finding the Fourth Proportional to 641,204.02, 962,070.96 and 281,188.57

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Solution

The fourth proportional to 641,204.02, 962,070.96 and 281,188.57 is: 421,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,204.02 : 962,070.96 = 281,188.57 : x
  2. Step 2: Convert to fraction form
    641,204.02/962,070.96 = 281,188.57/x
  3. Step 3: Cross multiply
    641,204.02x = 962,070.96 × 281,188.57
  4. Step 4: Simplify right side
    641,204.02x = 270,523,357,480.93
  5. Step 5: Solve for x
    x = 270,523,357,480.93/641,204.02
  6. Step 6: Final answer
    x = 421,899.04

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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.