Home / 621,016.08-931,523.84-194,585.43

Finding the Fourth Proportional to 621,016.08, 931,523.84 and 194,585.43

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Solution

The fourth proportional to 621,016.08, 931,523.84 and 194,585.43 is: 291,878.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,016.08 : 931,523.84 = 194,585.43 : x
  2. Step 2: Convert to fraction form
    621,016.08/931,523.84 = 194,585.43/x
  3. Step 3: Cross multiply
    621,016.08x = 931,523.84 × 194,585.43
  4. Step 4: Simplify right side
    621,016.08x = 181,260,963,525.03
  5. Step 5: Solve for x
    x = 181,260,963,525.03/621,016.08
  6. Step 6: Final answer
    x = 291,878.05

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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.