Home / 944,745.20-1,303,718.04-515,018.48

Finding the Fourth Proportional to 944,745.20, 1,303,718.04 and 515,018.48

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Solution

The fourth proportional to 944,745.20, 1,303,718.04 and 515,018.48 is: 710,708.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,745.20 : 1,303,718.04 = 515,018.48 : x
  2. Step 2: Convert to fraction form
    944,745.20/1,303,718.04 = 515,018.48/x
  3. Step 3: Cross multiply
    944,745.20x = 1,303,718.04 × 515,018.48
  4. Step 4: Simplify right side
    944,745.20x = 671,438,883,309.38
  5. Step 5: Solve for x
    x = 671,438,883,309.38/944,745.20
  6. Step 6: Final answer
    x = 710,708.97

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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.