Home / 463,728.20-696,629.10-444,835.40

Finding the Fourth Proportional to 463,728.20, 696,629.10 and 444,835.40

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Solution

The fourth proportional to 463,728.20, 696,629.10 and 444,835.40 is: 668,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,728.20 : 696,629.10 = 444,835.40 : x
  2. Step 2: Convert to fraction form
    463,728.20/696,629.10 = 444,835.40/x
  3. Step 3: Cross multiply
    463,728.20x = 696,629.10 × 444,835.40
  4. Step 4: Simplify right side
    463,728.20x = 309,885,284,350.14
  5. Step 5: Solve for x
    x = 309,885,284,350.14/463,728.20
  6. Step 6: Final answer
    x = 668,247.66

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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.