Home / 414,541.40-622,733.70-403,482.20

Finding the Fourth Proportional to 414,541.40, 622,733.70 and 403,482.20

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Solution

The fourth proportional to 414,541.40, 622,733.70 and 403,482.20 is: 606,120.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,541.40 : 622,733.70 = 403,482.20 : x
  2. Step 2: Convert to fraction form
    414,541.40/622,733.70 = 403,482.20/x
  3. Step 3: Cross multiply
    414,541.40x = 622,733.70 × 403,482.20
  4. Step 4: Simplify right side
    414,541.40x = 251,261,963,290.14
  5. Step 5: Solve for x
    x = 251,261,963,290.14/414,541.40
  6. Step 6: Final answer
    x = 606,120.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.