Home / 807,837.03-1,114,808.94-445,261.59

Finding the Fourth Proportional to 807,837.03, 1,114,808.94 and 445,261.59

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Solution

The fourth proportional to 807,837.03, 1,114,808.94 and 445,261.59 is: 614,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,837.03 : 1,114,808.94 = 445,261.59 : x
  2. Step 2: Convert to fraction form
    807,837.03/1,114,808.94 = 445,261.59/x
  3. Step 3: Cross multiply
    807,837.03x = 1,114,808.94 × 445,261.59
  4. Step 4: Simplify right side
    807,837.03x = 496,381,601,170.62
  5. Step 5: Solve for x
    x = 496,381,601,170.62/807,837.03
  6. Step 6: Final answer
    x = 614,457.60

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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.