Home / 571,201.66-856,922.78-216,207.82

Finding the Fourth Proportional to 571,201.66, 856,922.78 and 216,207.82

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Solution

The fourth proportional to 571,201.66, 856,922.78 and 216,207.82 is: 324,357.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,201.66 : 856,922.78 = 216,207.82 : x
  2. Step 2: Convert to fraction form
    571,201.66/856,922.78 = 216,207.82/x
  3. Step 3: Cross multiply
    571,201.66x = 856,922.78 × 216,207.82
  4. Step 4: Simplify right side
    571,201.66x = 185,273,406,172.14
  5. Step 5: Solve for x
    x = 185,273,406,172.14/571,201.66
  6. Step 6: Final answer
    x = 324,357.26

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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.