Home / 807,618.55-1,114,498.29-445,075.92

Finding the Fourth Proportional to 807,618.55, 1,114,498.29 and 445,075.92

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Solution

The fourth proportional to 807,618.55, 1,114,498.29 and 445,075.92 is: 614,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,618.55 : 1,114,498.29 = 445,075.92 : x
  2. Step 2: Convert to fraction form
    807,618.55/1,114,498.29 = 445,075.92/x
  3. Step 3: Cross multiply
    807,618.55x = 1,114,498.29 × 445,075.92
  4. Step 4: Simplify right side
    807,618.55x = 496,036,351,760.18
  5. Step 5: Solve for x
    x = 496,036,351,760.18/807,618.55
  6. Step 6: Final answer
    x = 614,196.33

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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.