Home / 986,704.69-1,361,652.57-533,995.69

Finding the Fourth Proportional to 986,704.69, 1,361,652.57 and 533,995.69

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Solution

The fourth proportional to 986,704.69, 1,361,652.57 and 533,995.69 is: 736,914.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,704.69 : 1,361,652.57 = 533,995.69 : x
  2. Step 2: Convert to fraction form
    986,704.69/1,361,652.57 = 533,995.69/x
  3. Step 3: Cross multiply
    986,704.69x = 1,361,652.57 × 533,995.69
  4. Step 4: Simplify right side
    986,704.69x = 727,116,603,657.42
  5. Step 5: Solve for x
    x = 727,116,603,657.42/986,704.69
  6. Step 6: Final answer
    x = 736,914.11

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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.