Home / 542,766.15-748,986.75-301,031.37

Finding the Fourth Proportional to 542,766.15, 748,986.75 and 301,031.37

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Solution

The fourth proportional to 542,766.15, 748,986.75 and 301,031.37 is: 415,406.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,766.15 : 748,986.75 = 301,031.37 : x
  2. Step 2: Convert to fraction form
    542,766.15/748,986.75 = 301,031.37/x
  3. Step 3: Cross multiply
    542,766.15x = 748,986.75 × 301,031.37
  4. Step 4: Simplify right side
    542,766.15x = 225,468,507,464.35
  5. Step 5: Solve for x
    x = 225,468,507,464.35/542,766.15
  6. Step 6: Final answer
    x = 415,406.35

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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.