Home / 694,711.20-1,042,066.80-245,938.80

Finding the Fourth Proportional to 694,711.20, 1,042,066.80 and 245,938.80

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Solution

The fourth proportional to 694,711.20, 1,042,066.80 and 245,938.80 is: 368,908.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,711.20 : 1,042,066.80 = 245,938.80 : x
  2. Step 2: Convert to fraction form
    694,711.20/1,042,066.80 = 245,938.80/x
  3. Step 3: Cross multiply
    694,711.20x = 1,042,066.80 × 245,938.80
  4. Step 4: Simplify right side
    694,711.20x = 256,284,658,311.84
  5. Step 5: Solve for x
    x = 256,284,658,311.84/694,711.20
  6. Step 6: Final answer
    x = 368,908.20

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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.