Home / 480,736.40-663,396.23-262,941.58

Finding the Fourth Proportional to 480,736.40, 663,396.23 and 262,941.58

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Solution

The fourth proportional to 480,736.40, 663,396.23 and 262,941.58 is: 362,848.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,736.40 : 663,396.23 = 262,941.58 : x
  2. Step 2: Convert to fraction form
    480,736.40/663,396.23 = 262,941.58/x
  3. Step 3: Cross multiply
    480,736.40x = 663,396.23 × 262,941.58
  4. Step 4: Simplify right side
    480,736.40x = 174,434,448,250.55
  5. Step 5: Solve for x
    x = 174,434,448,250.55/480,736.40
  6. Step 6: Final answer
    x = 362,848.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.