Home / 436,228.71-601,996.55-245,243.67

Finding the Fourth Proportional to 436,228.71, 601,996.55 and 245,243.67

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Solution

The fourth proportional to 436,228.71, 601,996.55 and 245,243.67 is: 338,436.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,228.71 : 601,996.55 = 245,243.67 : x
  2. Step 2: Convert to fraction form
    436,228.71/601,996.55 = 245,243.67/x
  3. Step 3: Cross multiply
    436,228.71x = 601,996.55 × 245,243.67
  4. Step 4: Simplify right side
    436,228.71x = 147,635,843,249.34
  5. Step 5: Solve for x
    x = 147,635,843,249.34/436,228.71
  6. Step 6: Final answer
    x = 338,436.79

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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.