Home / 558,635.04-770,932.56-304,002.64

Finding the Fourth Proportional to 558,635.04, 770,932.56 and 304,002.64

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Solution

The fourth proportional to 558,635.04, 770,932.56 and 304,002.64 is: 419,532.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,635.04 : 770,932.56 = 304,002.64 : x
  2. Step 2: Convert to fraction form
    558,635.04/770,932.56 = 304,002.64/x
  3. Step 3: Cross multiply
    558,635.04x = 770,932.56 × 304,002.64
  4. Step 4: Simplify right side
    558,635.04x = 234,365,533,501.96
  5. Step 5: Solve for x
    x = 234,365,533,501.96/558,635.04
  6. Step 6: Final answer
    x = 419,532.46

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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.