Home / 911,919.26-1,258,513.74-504,012.32

Finding the Fourth Proportional to 911,919.26, 1,258,513.74 and 504,012.32

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Solution

The fourth proportional to 911,919.26, 1,258,513.74 and 504,012.32 is: 695,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,919.26 : 1,258,513.74 = 504,012.32 : x
  2. Step 2: Convert to fraction form
    911,919.26/1,258,513.74 = 504,012.32/x
  3. Step 3: Cross multiply
    911,919.26x = 1,258,513.74 × 504,012.32
  4. Step 4: Simplify right side
    911,919.26x = 634,306,429,849.28
  5. Step 5: Solve for x
    x = 634,306,429,849.28/911,919.26
  6. Step 6: Final answer
    x = 695,573.02

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1.5x scale

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.