Home / 446,623.56-616,345.38-245,419.56

Finding the Fourth Proportional to 446,623.56, 616,345.38 and 245,419.56

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Solution

The fourth proportional to 446,623.56, 616,345.38 and 245,419.56 is: 338,681.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,623.56 : 616,345.38 = 245,419.56 : x
  2. Step 2: Convert to fraction form
    446,623.56/616,345.38 = 245,419.56/x
  3. Step 3: Cross multiply
    446,623.56x = 616,345.38 × 245,419.56
  4. Step 4: Simplify right side
    446,623.56x = 151,263,211,967.63
  5. Step 5: Solve for x
    x = 151,263,211,967.63/446,623.56
  6. Step 6: Final answer
    x = 338,681.67

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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.