Home / 986,650.32-1,361,581.80-533,941.44

Finding the Fourth Proportional to 986,650.32, 1,361,581.80 and 533,941.44

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Solution

The fourth proportional to 986,650.32, 1,361,581.80 and 533,941.44 is: 736,841.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,650.32 : 1,361,581.80 = 533,941.44 : x
  2. Step 2: Convert to fraction form
    986,650.32/1,361,581.80 = 533,941.44/x
  3. Step 3: Cross multiply
    986,650.32x = 1,361,581.80 × 533,941.44
  4. Step 4: Simplify right side
    986,650.32x = 727,004,946,969.79
  5. Step 5: Solve for x
    x = 727,004,946,969.79/986,650.32
  6. Step 6: Final answer
    x = 736,841.55

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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.