Home / 689,946.75-1,034,847.32-184,558.74

Finding the Fourth Proportional to 689,946.75, 1,034,847.32 and 184,558.74

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Solution

The fourth proportional to 689,946.75, 1,034,847.32 and 184,558.74 is: 276,818.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,946.75 : 1,034,847.32 = 184,558.74 : x
  2. Step 2: Convert to fraction form
    689,946.75/1,034,847.32 = 184,558.74/x
  3. Step 3: Cross multiply
    689,946.75x = 1,034,847.32 × 184,558.74
  4. Step 4: Simplify right side
    689,946.75x = 190,990,116,548.78
  5. Step 5: Solve for x
    x = 190,990,116,548.78/689,946.75
  6. Step 6: Final answer
    x = 276,818.63

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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.