Home / 970,632.96-1,339,474.77-540,903.66

Finding the Fourth Proportional to 970,632.96, 1,339,474.77 and 540,903.66

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Solution

The fourth proportional to 970,632.96, 1,339,474.77 and 540,903.66 is: 746,447.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,632.96 : 1,339,474.77 = 540,903.66 : x
  2. Step 2: Convert to fraction form
    970,632.96/1,339,474.77 = 540,903.66/x
  3. Step 3: Cross multiply
    970,632.96x = 1,339,474.77 × 540,903.66
  4. Step 4: Simplify right side
    970,632.96x = 724,526,805,570.66
  5. Step 5: Solve for x
    x = 724,526,805,570.66/970,632.96
  6. Step 6: Final answer
    x = 746,447.77

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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.