Home / 942,960.73-1,301,284.80-513,239.83

Finding the Fourth Proportional to 942,960.73, 1,301,284.80 and 513,239.83

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Solution

The fourth proportional to 942,960.73, 1,301,284.80 and 513,239.83 is: 708,270.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,960.73 : 1,301,284.80 = 513,239.83 : x
  2. Step 2: Convert to fraction form
    942,960.73/1,301,284.80 = 513,239.83/x
  3. Step 3: Cross multiply
    942,960.73x = 1,301,284.80 × 513,239.83
  4. Step 4: Simplify right side
    942,960.73x = 667,871,189,533.58
  5. Step 5: Solve for x
    x = 667,871,189,533.58/942,960.73
  6. Step 6: Final answer
    x = 708,270.42

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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.