Home / 612,835.54-919,066.34-492,607.26

Finding the Fourth Proportional to 612,835.54, 919,066.34 and 492,607.26

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Solution

The fourth proportional to 612,835.54, 919,066.34 and 492,607.26 is: 738,760.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,835.54 : 919,066.34 = 492,607.26 : x
  2. Step 2: Convert to fraction form
    612,835.54/919,066.34 = 492,607.26/x
  3. Step 3: Cross multiply
    612,835.54x = 919,066.34 × 492,607.26
  4. Step 4: Simplify right side
    612,835.54x = 452,738,751,505.63
  5. Step 5: Solve for x
    x = 452,738,751,505.63/612,835.54
  6. Step 6: Final answer
    x = 738,760.60

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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.