Home / 623,040.28-859,796.36-336,560.38

Finding the Fourth Proportional to 623,040.28, 859,796.36 and 336,560.38

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Solution

The fourth proportional to 623,040.28, 859,796.36 and 336,560.38 is: 464,453.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,040.28 : 859,796.36 = 336,560.38 : x
  2. Step 2: Convert to fraction form
    623,040.28/859,796.36 = 336,560.38/x
  3. Step 3: Cross multiply
    623,040.28x = 859,796.36 × 336,560.38
  4. Step 4: Simplify right side
    623,040.28x = 289,373,389,644.22
  5. Step 5: Solve for x
    x = 289,373,389,644.22/623,040.28
  6. Step 6: Final answer
    x = 464,453.74

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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.