Home / 986,025.69-1,360,712.75-533,315.61

Finding the Fourth Proportional to 986,025.69, 1,360,712.75 and 533,315.61

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Solution

The fourth proportional to 986,025.69, 1,360,712.75 and 533,315.61 is: 735,974.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,025.69 : 1,360,712.75 = 533,315.61 : x
  2. Step 2: Convert to fraction form
    986,025.69/1,360,712.75 = 533,315.61/x
  3. Step 3: Cross multiply
    986,025.69x = 1,360,712.75 × 533,315.61
  4. Step 4: Simplify right side
    986,025.69x = 725,689,347,634.45
  5. Step 5: Solve for x
    x = 725,689,347,634.45/986,025.69
  6. Step 6: Final answer
    x = 735,974.08

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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.