Home / 546,968.06-754,784.40-305,231.66

Finding the Fourth Proportional to 546,968.06, 754,784.40 and 305,231.66

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Solution

The fourth proportional to 546,968.06, 754,784.40 and 305,231.66 is: 421,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,968.06 : 754,784.40 = 305,231.66 : x
  2. Step 2: Convert to fraction form
    546,968.06/754,784.40 = 305,231.66/x
  3. Step 3: Cross multiply
    546,968.06x = 754,784.40 × 305,231.66
  4. Step 4: Simplify right side
    546,968.06x = 230,384,095,354.10
  5. Step 5: Solve for x
    x = 230,384,095,354.10/546,968.06
  6. Step 6: Final answer
    x = 421,202.10

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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.