Home / 622,586.23-931,768.32-382,850.71

Finding the Fourth Proportional to 622,586.23, 931,768.32 and 382,850.71

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Solution

The fourth proportional to 622,586.23, 931,768.32 and 382,850.71 is: 572,977.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,586.23 : 931,768.32 = 382,850.71 : x
  2. Step 2: Convert to fraction form
    622,586.23/931,768.32 = 382,850.71/x
  3. Step 3: Cross multiply
    622,586.23x = 931,768.32 × 382,850.71
  4. Step 4: Simplify right side
    622,586.23x = 356,728,162,867.51
  5. Step 5: Solve for x
    x = 356,728,162,867.51/622,586.23
  6. Step 6: Final answer
    x = 572,977.92

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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.