Home / 380,966.14-525,749.89-227,975.23

Finding the Fourth Proportional to 380,966.14, 525,749.89 and 227,975.23

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Solution

The fourth proportional to 380,966.14, 525,749.89 and 227,975.23 is: 314,615.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,966.14 : 525,749.89 = 227,975.23 : x
  2. Step 2: Convert to fraction form
    380,966.14/525,749.89 = 227,975.23/x
  3. Step 3: Cross multiply
    380,966.14x = 525,749.89 × 227,975.23
  4. Step 4: Simplify right side
    380,966.14x = 119,857,949,652.58
  5. Step 5: Solve for x
    x = 119,857,949,652.58/380,966.14
  6. Step 6: Final answer
    x = 314,615.76

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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.