Home / 823,097.34-1,233,742.86-423,759.42

Finding the Fourth Proportional to 823,097.34, 1,233,742.86 and 423,759.42

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Solution

The fourth proportional to 823,097.34, 1,233,742.86 and 423,759.42 is: 635,174.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,097.34 : 1,233,742.86 = 423,759.42 : x
  2. Step 2: Convert to fraction form
    823,097.34/1,233,742.86 = 423,759.42/x
  3. Step 3: Cross multiply
    823,097.34x = 1,233,742.86 × 423,759.42
  4. Step 4: Simplify right side
    823,097.34x = 522,810,158,782.74
  5. Step 5: Solve for x
    x = 522,810,158,782.74/823,097.34
  6. Step 6: Final answer
    x = 635,174.16

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1.5x scale

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.