Home / 674,941.20-1,012,423.80-201,632.40

Finding the Fourth Proportional to 674,941.20, 1,012,423.80 and 201,632.40

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Solution

The fourth proportional to 674,941.20, 1,012,423.80 and 201,632.40 is: 302,452.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,941.20 : 1,012,423.80 = 201,632.40 : x
  2. Step 2: Convert to fraction form
    674,941.20/1,012,423.80 = 201,632.40/x
  3. Step 3: Cross multiply
    674,941.20x = 1,012,423.80 × 201,632.40
  4. Step 4: Simplify right side
    674,941.20x = 204,137,440,611.12
  5. Step 5: Solve for x
    x = 204,137,440,611.12/674,941.20
  6. Step 6: Final answer
    x = 302,452.18

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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.