Home / 262,406.20-393,609.30-240,633.40

Finding the Fourth Proportional to 262,406.20, 393,609.30 and 240,633.40

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Solution

The fourth proportional to 262,406.20, 393,609.30 and 240,633.40 is: 360,950.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,406.20 : 393,609.30 = 240,633.40 : x
  2. Step 2: Convert to fraction form
    262,406.20/393,609.30 = 240,633.40/x
  3. Step 3: Cross multiply
    262,406.20x = 393,609.30 × 240,633.40
  4. Step 4: Simplify right side
    262,406.20x = 94,715,544,130.62
  5. Step 5: Solve for x
    x = 94,715,544,130.62/262,406.20
  6. Step 6: Final answer
    x = 360,950.10

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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.