Home / 808,724.37-1,116,036.48-446,170.80

Finding the Fourth Proportional to 808,724.37, 1,116,036.48 and 446,170.80

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Solution

The fourth proportional to 808,724.37, 1,116,036.48 and 446,170.80 is: 615,713.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,724.37 : 1,116,036.48 = 446,170.80 : x
  2. Step 2: Convert to fraction form
    808,724.37/1,116,036.48 = 446,170.80/x
  3. Step 3: Cross multiply
    808,724.37x = 1,116,036.48 × 446,170.80
  4. Step 4: Simplify right side
    808,724.37x = 497,942,889,110.78
  5. Step 5: Solve for x
    x = 497,942,889,110.78/808,724.37
  6. Step 6: Final answer
    x = 615,713.97

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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.