Home / 456,890.14-630,500.52-252,936.73

Finding the Fourth Proportional to 456,890.14, 630,500.52 and 252,936.73

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Solution

The fourth proportional to 456,890.14, 630,500.52 and 252,936.73 is: 349,048.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,890.14 : 630,500.52 = 252,936.73 : x
  2. Step 2: Convert to fraction form
    456,890.14/630,500.52 = 252,936.73/x
  3. Step 3: Cross multiply
    456,890.14x = 630,500.52 × 252,936.73
  4. Step 4: Simplify right side
    456,890.14x = 159,476,739,792.10
  5. Step 5: Solve for x
    x = 159,476,739,792.10/456,890.14
  6. Step 6: Final answer
    x = 349,048.33

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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.