Home / 807,240.06-1,114,039.44-463,073.76

Finding the Fourth Proportional to 807,240.06, 1,114,039.44 and 463,073.76

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Solution

The fourth proportional to 807,240.06, 1,114,039.44 and 463,073.76 is: 639,069.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,240.06 : 1,114,039.44 = 463,073.76 : x
  2. Step 2: Convert to fraction form
    807,240.06/1,114,039.44 = 463,073.76/x
  3. Step 3: Cross multiply
    807,240.06x = 1,114,039.44 × 463,073.76
  4. Step 4: Simplify right side
    807,240.06x = 515,882,432,269.09
  5. Step 5: Solve for x
    x = 515,882,432,269.09/807,240.06
  6. Step 6: Final answer
    x = 639,069.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.