Home / 318,541.59-439,537.21-182,549.37

Finding the Fourth Proportional to 318,541.59, 439,537.21 and 182,549.37

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Solution

The fourth proportional to 318,541.59, 439,537.21 and 182,549.37 is: 251,889.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,541.59 : 439,537.21 = 182,549.37 : x
  2. Step 2: Convert to fraction form
    318,541.59/439,537.21 = 182,549.37/x
  3. Step 3: Cross multiply
    318,541.59x = 439,537.21 × 182,549.37
  4. Step 4: Simplify right side
    318,541.59x = 80,237,240,777.06
  5. Step 5: Solve for x
    x = 80,237,240,777.06/318,541.59
  6. Step 6: Final answer
    x = 251,889.37

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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.