Home / 694,014.60-1,041,021.90-414,078.60

Finding the Fourth Proportional to 694,014.60, 1,041,021.90 and 414,078.60

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Solution

The fourth proportional to 694,014.60, 1,041,021.90 and 414,078.60 is: 621,117.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,014.60 : 1,041,021.90 = 414,078.60 : x
  2. Step 2: Convert to fraction form
    694,014.60/1,041,021.90 = 414,078.60/x
  3. Step 3: Cross multiply
    694,014.60x = 1,041,021.90 × 414,078.60
  4. Step 4: Simplify right side
    694,014.60x = 431,064,890,921.34
  5. Step 5: Solve for x
    x = 431,064,890,921.34/694,014.60
  6. Step 6: Final answer
    x = 621,117.90

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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.