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Finding the Fourth Proportional to 323,477.73, 446,401.14 and 187,592.40

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Solution

The fourth proportional to 323,477.73, 446,401.14 and 187,592.40 is: 258,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,477.73 : 446,401.14 = 187,592.40 : x
  2. Step 2: Convert to fraction form
    323,477.73/446,401.14 = 187,592.40/x
  3. Step 3: Cross multiply
    323,477.73x = 446,401.14 × 187,592.40
  4. Step 4: Simplify right side
    323,477.73x = 83,741,461,215.34
  5. Step 5: Solve for x
    x = 83,741,461,215.34/323,477.73
  6. Step 6: Final answer
    x = 258,878.60

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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.