Home / 396,029.07-546,614.64-234,977.58

Finding the Fourth Proportional to 396,029.07, 546,614.64 and 234,977.58

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Solution

The fourth proportional to 396,029.07, 546,614.64 and 234,977.58 is: 324,325.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,029.07 : 546,614.64 = 234,977.58 : x
  2. Step 2: Convert to fraction form
    396,029.07/546,614.64 = 234,977.58/x
  3. Step 3: Cross multiply
    396,029.07x = 546,614.64 × 234,977.58
  4. Step 4: Simplify right side
    396,029.07x = 128,442,185,299.77
  5. Step 5: Solve for x
    x = 128,442,185,299.77/396,029.07
  6. Step 6: Final answer
    x = 324,325.14

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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.