Home / 546,629.10-754,349.30-304,905.43

Finding the Fourth Proportional to 546,629.10, 754,349.30 and 304,905.43

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Solution

The fourth proportional to 546,629.10, 754,349.30 and 304,905.43 is: 420,770.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,629.10 : 754,349.30 = 304,905.43 : x
  2. Step 2: Convert to fraction form
    546,629.10/754,349.30 = 304,905.43/x
  3. Step 3: Cross multiply
    546,629.10x = 754,349.30 × 304,905.43
  4. Step 4: Simplify right side
    546,629.10x = 230,005,197,686.70
  5. Step 5: Solve for x
    x = 230,005,197,686.70/546,629.10
  6. Step 6: Final answer
    x = 420,770.13

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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.