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Finding the Fourth Proportional to 571,146.51, 856,713.60 and 234,112.03

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Solution

The fourth proportional to 571,146.51, 856,713.60 and 234,112.03 is: 351,165.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,146.51 : 856,713.60 = 234,112.03 : x
  2. Step 2: Convert to fraction form
    571,146.51/856,713.60 = 234,112.03/x
  3. Step 3: Cross multiply
    571,146.51x = 856,713.60 × 234,112.03
  4. Step 4: Simplify right side
    571,146.51x = 200,566,960,024.61
  5. Step 5: Solve for x
    x = 200,566,960,024.61/571,146.51
  6. Step 6: Final answer
    x = 351,165.52

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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.