Home / 505,263.93-757,237.73-205,394.24

Finding the Fourth Proportional to 505,263.93, 757,237.73 and 205,394.24

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Solution

The fourth proportional to 505,263.93, 757,237.73 and 205,394.24 is: 307,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,263.93 : 757,237.73 = 205,394.24 : x
  2. Step 2: Convert to fraction form
    505,263.93/757,237.73 = 205,394.24/x
  3. Step 3: Cross multiply
    505,263.93x = 757,237.73 × 205,394.24
  4. Step 4: Simplify right side
    505,263.93x = 155,532,263,239.52
  5. Step 5: Solve for x
    x = 155,532,263,239.52/505,263.93
  6. Step 6: Final answer
    x = 307,823.80

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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.