Home / 445,945.23-615,401.35-241,991.01

Finding the Fourth Proportional to 445,945.23, 615,401.35 and 241,991.01

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Solution

The fourth proportional to 445,945.23, 615,401.35 and 241,991.01 is: 333,945.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,945.23 : 615,401.35 = 241,991.01 : x
  2. Step 2: Convert to fraction form
    445,945.23/615,401.35 = 241,991.01/x
  3. Step 3: Cross multiply
    445,945.23x = 615,401.35 × 241,991.01
  4. Step 4: Simplify right side
    445,945.23x = 148,921,593,636.89
  5. Step 5: Solve for x
    x = 148,921,593,636.89/445,945.23
  6. Step 6: Final answer
    x = 333,945.93

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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.