Home / 622,310.58-858,799.53-367,661.16

Finding the Fourth Proportional to 622,310.58, 858,799.53 and 367,661.16

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Solution

The fourth proportional to 622,310.58, 858,799.53 and 367,661.16 is: 507,378.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,310.58 : 858,799.53 = 367,661.16 : x
  2. Step 2: Convert to fraction form
    622,310.58/858,799.53 = 367,661.16/x
  3. Step 3: Cross multiply
    622,310.58x = 858,799.53 × 367,661.16
  4. Step 4: Simplify right side
    622,310.58x = 315,747,231,407.26
  5. Step 5: Solve for x
    x = 315,747,231,407.26/622,310.58
  6. Step 6: Final answer
    x = 507,378.86

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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.