Home / 933,685.52-1,398,427.68-654,449.36

Finding the Fourth Proportional to 933,685.52, 1,398,427.68 and 654,449.36

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Solution

The fourth proportional to 933,685.52, 1,398,427.68 and 654,449.36 is: 980,201.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,685.52 : 1,398,427.68 = 654,449.36 : x
  2. Step 2: Convert to fraction form
    933,685.52/1,398,427.68 = 654,449.36/x
  3. Step 3: Cross multiply
    933,685.52x = 1,398,427.68 × 654,449.36
  4. Step 4: Simplify right side
    933,685.52x = 915,200,100,182.29
  5. Step 5: Solve for x
    x = 915,200,100,182.29/933,685.52
  6. Step 6: Final answer
    x = 980,201.66

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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.