Home / 807,199.16-1,113,893.69-444,615.21

Finding the Fourth Proportional to 807,199.16, 1,113,893.69 and 444,615.21

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Solution

The fourth proportional to 807,199.16, 1,113,893.69 and 444,615.21 is: 613,546.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,199.16 : 1,113,893.69 = 444,615.21 : x
  2. Step 2: Convert to fraction form
    807,199.16/1,113,893.69 = 444,615.21/x
  3. Step 3: Cross multiply
    807,199.16x = 1,113,893.69 × 444,615.21
  4. Step 4: Simplify right side
    807,199.16x = 495,254,074,673.95
  5. Step 5: Solve for x
    x = 495,254,074,673.95/807,199.16
  6. Step 6: Final answer
    x = 613,546.32

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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.