Home / 622,822.56-859,495.12-336,342.64

Finding the Fourth Proportional to 622,822.56, 859,495.12 and 336,342.64

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Solution

The fourth proportional to 622,822.56, 859,495.12 and 336,342.64 is: 464,152.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,822.56 : 859,495.12 = 336,342.64 : x
  2. Step 2: Convert to fraction form
    622,822.56/859,495.12 = 336,342.64/x
  3. Step 3: Cross multiply
    622,822.56x = 859,495.12 × 336,342.64
  4. Step 4: Simplify right side
    622,822.56x = 289,084,857,727.92
  5. Step 5: Solve for x
    x = 289,084,857,727.92/622,822.56
  6. Step 6: Final answer
    x = 464,152.84

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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.