Home / 546,795.20-754,576.32-305,063.38

Finding the Fourth Proportional to 546,795.20, 754,576.32 and 305,063.38

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Solution

The fourth proportional to 546,795.20, 754,576.32 and 305,063.38 is: 420,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,795.20 : 754,576.32 = 305,063.38 : x
  2. Step 2: Convert to fraction form
    546,795.20/754,576.32 = 305,063.38/x
  3. Step 3: Cross multiply
    546,795.20x = 754,576.32 × 305,063.38
  4. Step 4: Simplify right side
    546,795.20x = 230,193,602,647.16
  5. Step 5: Solve for x
    x = 230,193,602,647.16/546,795.20
  6. Step 6: Final answer
    x = 420,986.88

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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.