Home / 571,972.92-857,965.50-172,617.27

Finding the Fourth Proportional to 571,972.92, 857,965.50 and 172,617.27

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Solution

The fourth proportional to 571,972.92, 857,965.50 and 172,617.27 is: 258,927.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,972.92 : 857,965.50 = 172,617.27 : x
  2. Step 2: Convert to fraction form
    571,972.92/857,965.50 = 172,617.27/x
  3. Step 3: Cross multiply
    571,972.92x = 857,965.50 × 172,617.27
  4. Step 4: Simplify right side
    571,972.92x = 148,099,662,364.19
  5. Step 5: Solve for x
    x = 148,099,662,364.19/571,972.92
  6. Step 6: Final answer
    x = 258,927.75

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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.