Home / 807,523.20-1,210,847.40-334,256.40

Finding the Fourth Proportional to 807,523.20, 1,210,847.40 and 334,256.40

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Solution

The fourth proportional to 807,523.20, 1,210,847.40 and 334,256.40 is: 501,203.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,523.20 : 1,210,847.40 = 334,256.40 : x
  2. Step 2: Convert to fraction form
    807,523.20/1,210,847.40 = 334,256.40/x
  3. Step 3: Cross multiply
    807,523.20x = 1,210,847.40 × 334,256.40
  4. Step 4: Simplify right side
    807,523.20x = 404,733,492,873.36
  5. Step 5: Solve for x
    x = 404,733,492,873.36/807,523.20
  6. Step 6: Final answer
    x = 501,203.55

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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.