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Finding the Fourth Proportional to 323,320.88, 446,182.52 and 187,433.51

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Solution

The fourth proportional to 323,320.88, 446,182.52 and 187,433.51 is: 258,658.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,320.88 : 446,182.52 = 187,433.51 : x
  2. Step 2: Convert to fraction form
    323,320.88/446,182.52 = 187,433.51/x
  3. Step 3: Cross multiply
    323,320.88x = 446,182.52 × 187,433.51
  4. Step 4: Simplify right side
    323,320.88x = 83,629,552,656.17
  5. Step 5: Solve for x
    x = 83,629,552,656.17/323,320.88
  6. Step 6: Final answer
    x = 258,658.06

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1.5x scale

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.