Home / 972,575.07-1,342,174.73-536,990.97

Finding the Fourth Proportional to 972,575.07, 1,342,174.73 and 536,990.97

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Solution

The fourth proportional to 972,575.07, 1,342,174.73 and 536,990.97 is: 741,059.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,575.07 : 1,342,174.73 = 536,990.97 : x
  2. Step 2: Convert to fraction form
    972,575.07/1,342,174.73 = 536,990.97/x
  3. Step 3: Cross multiply
    972,575.07x = 1,342,174.73 × 536,990.97
  4. Step 4: Simplify right side
    972,575.07x = 720,735,709,501.52
  5. Step 5: Solve for x
    x = 720,735,709,501.52/972,575.07
  6. Step 6: Final answer
    x = 741,059.20

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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.