Home / 645,059.45-967,592.27-195,784.22

Finding the Fourth Proportional to 645,059.45, 967,592.27 and 195,784.22

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Solution

The fourth proportional to 645,059.45, 967,592.27 and 195,784.22 is: 293,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    645,059.45 : 967,592.27 = 195,784.22 : x
  2. Step 2: Convert to fraction form
    645,059.45/967,592.27 = 195,784.22/x
  3. Step 3: Cross multiply
    645,059.45x = 967,592.27 × 195,784.22
  4. Step 4: Simplify right side
    645,059.45x = 189,439,296,881.06
  5. Step 5: Solve for x
    x = 189,439,296,881.06/645,059.45
  6. Step 6: Final answer
    x = 293,677.27

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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.