Home / 807,767.93-1,114,674.26-445,190.67

Finding the Fourth Proportional to 807,767.93, 1,114,674.26 and 445,190.67

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Solution

The fourth proportional to 807,767.93, 1,114,674.26 and 445,190.67 is: 614,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,767.93 : 1,114,674.26 = 445,190.67 : x
  2. Step 2: Convert to fraction form
    807,767.93/1,114,674.26 = 445,190.67/x
  3. Step 3: Cross multiply
    807,767.93x = 1,114,674.26 × 445,190.67
  4. Step 4: Simplify right side
    807,767.93x = 496,242,578,415.20
  5. Step 5: Solve for x
    x = 496,242,578,415.20/807,767.93
  6. Step 6: Final answer
    x = 614,338.06

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Double scale
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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.