Home / 691,544.68-1,036,597.74-291,851.80

Finding the Fourth Proportional to 691,544.68, 1,036,597.74 and 291,851.80

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Solution

The fourth proportional to 691,544.68, 1,036,597.74 and 291,851.80 is: 437,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,544.68 : 1,036,597.74 = 291,851.80 : x
  2. Step 2: Convert to fraction form
    691,544.68/1,036,597.74 = 291,851.80/x
  3. Step 3: Cross multiply
    691,544.68x = 1,036,597.74 × 291,851.80
  4. Step 4: Simplify right side
    691,544.68x = 302,532,916,294.93
  5. Step 5: Solve for x
    x = 302,532,916,294.93/691,544.68
  6. Step 6: Final answer
    x = 437,474.14

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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.