Home / 622,829.64-859,504.90-336,349.72

Finding the Fourth Proportional to 622,829.64, 859,504.90 and 336,349.72

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Solution

The fourth proportional to 622,829.64, 859,504.90 and 336,349.72 is: 464,162.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,829.64 : 859,504.90 = 336,349.72 : x
  2. Step 2: Convert to fraction form
    622,829.64/859,504.90 = 336,349.72/x
  3. Step 3: Cross multiply
    622,829.64x = 859,504.90 × 336,349.72
  4. Step 4: Simplify right side
    622,829.64x = 289,094,232,453.63
  5. Step 5: Solve for x
    x = 289,094,232,453.63/622,829.64
  6. Step 6: Final answer
    x = 464,162.61

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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.