Home / 621,082.32-931,623.82-194,651.37

Finding the Fourth Proportional to 621,082.32, 931,623.82 and 194,651.37

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Solution

The fourth proportional to 621,082.32, 931,623.82 and 194,651.37 is: 291,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,082.32 : 931,623.82 = 194,651.37 : x
  2. Step 2: Convert to fraction form
    621,082.32/931,623.82 = 194,651.37/x
  3. Step 3: Cross multiply
    621,082.32x = 931,623.82 × 194,651.37
  4. Step 4: Simplify right side
    621,082.32x = 181,341,849,281.75
  5. Step 5: Solve for x
    x = 181,341,849,281.75/621,082.32
  6. Step 6: Final answer
    x = 291,977.15

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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.