Home / 681,267.55-1,021,867.35-254,772.02

Finding the Fourth Proportional to 681,267.55, 1,021,867.35 and 254,772.02

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Solution

The fourth proportional to 681,267.55, 1,021,867.35 and 254,772.02 is: 382,145.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,267.55 : 1,021,867.35 = 254,772.02 : x
  2. Step 2: Convert to fraction form
    681,267.55/1,021,867.35 = 254,772.02/x
  3. Step 3: Cross multiply
    681,267.55x = 1,021,867.35 × 254,772.02
  4. Step 4: Simplify right side
    681,267.55x = 260,343,208,931.55
  5. Step 5: Solve for x
    x = 260,343,208,931.55/681,267.55
  6. Step 6: Final answer
    x = 382,145.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.