Home / 546,935.12-754,768.96-305,215.12

Finding the Fourth Proportional to 546,935.12, 754,768.96 and 305,215.12

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Solution

The fourth proportional to 546,935.12, 754,768.96 and 305,215.12 is: 421,196.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,935.12 : 754,768.96 = 305,215.12 : x
  2. Step 2: Convert to fraction form
    546,935.12/754,768.96 = 305,215.12/x
  3. Step 3: Cross multiply
    546,935.12x = 754,768.96 × 305,215.12
  4. Step 4: Simplify right side
    546,935.12x = 230,366,898,698.68
  5. Step 5: Solve for x
    x = 230,366,898,698.68/546,935.12
  6. Step 6: Final answer
    x = 421,196.03

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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.