Home / 805,779.93-1,112,134.26-461,846.37

Finding the Fourth Proportional to 805,779.93, 1,112,134.26 and 461,846.37

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Solution

The fourth proportional to 805,779.93, 1,112,134.26 and 461,846.37 is: 637,438.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,779.93 : 1,112,134.26 = 461,846.37 : x
  2. Step 2: Convert to fraction form
    805,779.93/1,112,134.26 = 461,846.37/x
  3. Step 3: Cross multiply
    805,779.93x = 1,112,134.26 × 461,846.37
  4. Step 4: Simplify right side
    805,779.93x = 513,635,170,933.64
  5. Step 5: Solve for x
    x = 513,635,170,933.64/805,779.93
  6. Step 6: Final answer
    x = 637,438.53

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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.