Home / 453,529.30-680,447.04-200,774.92

Finding the Fourth Proportional to 453,529.30, 680,447.04 and 200,774.92

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Solution

The fourth proportional to 453,529.30, 680,447.04 and 200,774.92 is: 301,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,529.30 : 680,447.04 = 200,774.92 : x
  2. Step 2: Convert to fraction form
    453,529.30/680,447.04 = 200,774.92/x
  3. Step 3: Cross multiply
    453,529.30x = 680,447.04 × 200,774.92
  4. Step 4: Simplify right side
    453,529.30x = 136,616,700,020.24
  5. Step 5: Solve for x
    x = 136,616,700,020.24/453,529.30
  6. Step 6: Final answer
    x = 301,230.15

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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.