Home / 417,623.42-576,314.19-245,560.82

Finding the Fourth Proportional to 417,623.42, 576,314.19 and 245,560.82

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Solution

The fourth proportional to 417,623.42, 576,314.19 and 245,560.82 is: 338,870.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,623.42 : 576,314.19 = 245,560.82 : x
  2. Step 2: Convert to fraction form
    417,623.42/576,314.19 = 245,560.82/x
  3. Step 3: Cross multiply
    417,623.42x = 576,314.19 × 245,560.82
  4. Step 4: Simplify right side
    417,623.42x = 141,520,185,074.04
  5. Step 5: Solve for x
    x = 141,520,185,074.04/417,623.42
  6. Step 6: Final answer
    x = 338,870.33

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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.