Home / 451,205.14-676,456.30-223,343.47

Finding the Fourth Proportional to 451,205.14, 676,456.30 and 223,343.47

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Solution

The fourth proportional to 451,205.14, 676,456.30 and 223,343.47 is: 334,841.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,205.14 : 676,456.30 = 223,343.47 : x
  2. Step 2: Convert to fraction form
    451,205.14/676,456.30 = 223,343.47/x
  3. Step 3: Cross multiply
    451,205.14x = 676,456.30 × 223,343.47
  4. Step 4: Simplify right side
    451,205.14x = 151,082,092,846.36
  5. Step 5: Solve for x
    x = 151,082,092,846.36/451,205.14
  6. Step 6: Final answer
    x = 334,841.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.