Home / 456,128.93-629,557.85-265,252.43

Finding the Fourth Proportional to 456,128.93, 629,557.85 and 265,252.43

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Solution

The fourth proportional to 456,128.93, 629,557.85 and 265,252.43 is: 366,106.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,128.93 : 629,557.85 = 265,252.43 : x
  2. Step 2: Convert to fraction form
    456,128.93/629,557.85 = 265,252.43/x
  3. Step 3: Cross multiply
    456,128.93x = 629,557.85 × 265,252.43
  4. Step 4: Simplify right side
    456,128.93x = 166,991,749,538.08
  5. Step 5: Solve for x
    x = 166,991,749,538.08/456,128.93
  6. Step 6: Final answer
    x = 366,106.46

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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.