Home / 571,132.92-856,741.86-171,741.72

Finding the Fourth Proportional to 571,132.92, 856,741.86 and 171,741.72

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Solution

The fourth proportional to 571,132.92, 856,741.86 and 171,741.72 is: 257,625.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,132.92 : 856,741.86 = 171,741.72 : x
  2. Step 2: Convert to fraction form
    571,132.92/856,741.86 = 171,741.72/x
  3. Step 3: Cross multiply
    571,132.92x = 856,741.86 × 171,741.72
  4. Step 4: Simplify right side
    571,132.92x = 147,138,320,632.40
  5. Step 5: Solve for x
    x = 147,138,320,632.40/571,132.92
  6. Step 6: Final answer
    x = 257,625.35

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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.