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Finding the Fourth Proportional to 323,901.54, 446,973.57 and 176,720.94

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Solution

The fourth proportional to 323,901.54, 446,973.57 and 176,720.94 is: 243,869.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,901.54 : 446,973.57 = 176,720.94 : x
  2. Step 2: Convert to fraction form
    323,901.54/446,973.57 = 176,720.94/x
  3. Step 3: Cross multiply
    323,901.54x = 446,973.57 × 176,720.94
  4. Step 4: Simplify right side
    323,901.54x = 78,989,589,445.56
  5. Step 5: Solve for x
    x = 78,989,589,445.56/323,901.54
  6. Step 6: Final answer
    x = 243,869.14

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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.