Home / 807,243.21-1,113,945.48-444,646.80

Finding the Fourth Proportional to 807,243.21, 1,113,945.48 and 444,646.80

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Solution

The fourth proportional to 807,243.21, 1,113,945.48 and 444,646.80 is: 613,584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,243.21 : 1,113,945.48 = 444,646.80 : x
  2. Step 2: Convert to fraction form
    807,243.21/1,113,945.48 = 444,646.80/x
  3. Step 3: Cross multiply
    807,243.21x = 1,113,945.48 × 444,646.80
  4. Step 4: Simplify right side
    807,243.21x = 495,312,293,056.46
  5. Step 5: Solve for x
    x = 495,312,293,056.46/807,243.21
  6. Step 6: Final answer
    x = 613,584.96

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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.