Home / 481,623.37-665,087.02-360,554.45

Finding the Fourth Proportional to 481,623.37, 665,087.02 and 360,554.45

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Solution

The fourth proportional to 481,623.37, 665,087.02 and 360,554.45 is: 497,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,623.37 : 665,087.02 = 360,554.45 : x
  2. Step 2: Convert to fraction form
    481,623.37/665,087.02 = 360,554.45/x
  3. Step 3: Cross multiply
    481,623.37x = 665,087.02 × 360,554.45
  4. Step 4: Simplify right side
    481,623.37x = 239,800,080,471.42
  5. Step 5: Solve for x
    x = 239,800,080,471.42/481,623.37
  6. Step 6: Final answer
    x = 497,899.59

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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.