Home / 808,783.40-1,116,110.49-446,222.54

Finding the Fourth Proportional to 808,783.40, 1,116,110.49 and 446,222.54

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Solution

The fourth proportional to 808,783.40, 1,116,110.49 and 446,222.54 is: 615,781.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,783.40 : 1,116,110.49 = 446,222.54 : x
  2. Step 2: Convert to fraction form
    808,783.40/1,116,110.49 = 446,222.54/x
  3. Step 3: Cross multiply
    808,783.40x = 1,116,110.49 × 446,222.54
  4. Step 4: Simplify right side
    808,783.40x = 498,033,657,768.45
  5. Step 5: Solve for x
    x = 498,033,657,768.45/808,783.40
  6. Step 6: Final answer
    x = 615,781.26

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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.