Home / 445,481.36-614,768.48-241,531.76

Finding the Fourth Proportional to 445,481.36, 614,768.48 and 241,531.76

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Solution

The fourth proportional to 445,481.36, 614,768.48 and 241,531.76 is: 333,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,481.36 : 614,768.48 = 241,531.76 : x
  2. Step 2: Convert to fraction form
    445,481.36/614,768.48 = 241,531.76/x
  3. Step 3: Cross multiply
    445,481.36x = 614,768.48 × 241,531.76
  4. Step 4: Simplify right side
    445,481.36x = 148,486,112,966.93
  5. Step 5: Solve for x
    x = 148,486,112,966.93/445,481.36
  6. Step 6: Final answer
    x = 333,316.11

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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.