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Finding the Fourth Proportional to 362,953.85, 544,541.54 and 185,585.45

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Solution

The fourth proportional to 362,953.85, 544,541.54 and 185,585.45 is: 278,434.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,953.85 : 544,541.54 = 185,585.45 : x
  2. Step 2: Convert to fraction form
    362,953.85/544,541.54 = 185,585.45/x
  3. Step 3: Cross multiply
    362,953.85x = 544,541.54 × 185,585.45
  4. Step 4: Simplify right side
    362,953.85x = 101,058,983,093.96
  5. Step 5: Solve for x
    x = 101,058,983,093.96/362,953.85
  6. Step 6: Final answer
    x = 278,434.81

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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.