Home / 546,648.03-754,439.94-320,293.53

Finding the Fourth Proportional to 546,648.03, 754,439.94 and 320,293.53

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Solution

The fourth proportional to 546,648.03, 754,439.94 and 320,293.53 is: 442,043.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,648.03 : 754,439.94 = 320,293.53 : x
  2. Step 2: Convert to fraction form
    546,648.03/754,439.94 = 320,293.53/x
  3. Step 3: Cross multiply
    546,648.03x = 754,439.94 × 320,293.53
  4. Step 4: Simplify right side
    546,648.03x = 241,642,231,555.59
  5. Step 5: Solve for x
    x = 241,642,231,555.59/546,648.03
  6. Step 6: Final answer
    x = 442,043.54

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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.