Home / 516,739.37-775,058.93-156,913.33

Finding the Fourth Proportional to 516,739.37, 775,058.93 and 156,913.33

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Solution

The fourth proportional to 516,739.37, 775,058.93 and 156,913.33 is: 235,354.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,739.37 : 775,058.93 = 156,913.33 : x
  2. Step 2: Convert to fraction form
    516,739.37/775,058.93 = 156,913.33/x
  3. Step 3: Cross multiply
    516,739.37x = 775,058.93 × 156,913.33
  4. Step 4: Simplify right side
    516,739.37x = 121,617,077,652.54
  5. Step 5: Solve for x
    x = 121,617,077,652.54/516,739.37
  6. Step 6: Final answer
    x = 235,354.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.