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Finding the Fourth Proportional to 537,887.37, 806,918.63 and 158,846.45

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Solution

The fourth proportional to 537,887.37, 806,918.63 and 158,846.45 is: 238,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,887.37 : 806,918.63 = 158,846.45 : x
  2. Step 2: Convert to fraction form
    537,887.37/806,918.63 = 158,846.45/x
  3. Step 3: Cross multiply
    537,887.37x = 806,918.63 × 158,846.45
  4. Step 4: Simplify right side
    537,887.37x = 128,176,154,985.54
  5. Step 5: Solve for x
    x = 128,176,154,985.54/537,887.37
  6. Step 6: Final answer
    x = 238,295.53

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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.