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Finding the Fourth Proportional to 262,853.88, 362,360.72 and 187,271.16

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Solution

The fourth proportional to 262,853.88, 362,360.72 and 187,271.16 is: 258,165.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,853.88 : 362,360.72 = 187,271.16 : x
  2. Step 2: Convert to fraction form
    262,853.88/362,360.72 = 187,271.16/x
  3. Step 3: Cross multiply
    262,853.88x = 362,360.72 × 187,271.16
  4. Step 4: Simplify right side
    262,853.88x = 67,859,712,372.84
  5. Step 5: Solve for x
    x = 67,859,712,372.84/262,853.88
  6. Step 6: Final answer
    x = 258,165.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.