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Finding the Fourth Proportional to 571,065.69, 856,599.60 and 234,046.06

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Solution

The fourth proportional to 571,065.69, 856,599.60 and 234,046.06 is: 351,069.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,065.69 : 856,599.60 = 234,046.06 : x
  2. Step 2: Convert to fraction form
    571,065.69/856,599.60 = 234,046.06/x
  3. Step 3: Cross multiply
    571,065.69x = 856,599.60 × 234,046.06
  4. Step 4: Simplify right side
    571,065.69x = 200,483,760,113.75
  5. Step 5: Solve for x
    x = 200,483,760,113.75/571,065.69
  6. Step 6: Final answer
    x = 351,069.52

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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.