Home / 862,417.28-1,293,596.76-263,354.24

Finding the Fourth Proportional to 862,417.28, 1,293,596.76 and 263,354.24

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Solution

The fourth proportional to 862,417.28, 1,293,596.76 and 263,354.24 is: 395,022.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,417.28 : 1,293,596.76 = 263,354.24 : x
  2. Step 2: Convert to fraction form
    862,417.28/1,293,596.76 = 263,354.24/x
  3. Step 3: Cross multiply
    862,417.28x = 1,293,596.76 × 263,354.24
  4. Step 4: Simplify right side
    862,417.28x = 340,674,191,596.26
  5. Step 5: Solve for x
    x = 340,674,191,596.26/862,417.28
  6. Step 6: Final answer
    x = 395,022.46

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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.