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Finding the Fourth Proportional to 323,554.88, 485,333.54 and 98,914.44

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Solution

The fourth proportional to 323,554.88, 485,333.54 and 98,914.44 is: 148,372.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,554.88 : 485,333.54 = 98,914.44 : x
  2. Step 2: Convert to fraction form
    323,554.88/485,333.54 = 98,914.44/x
  3. Step 3: Cross multiply
    323,554.88x = 485,333.54 × 98,914.44
  4. Step 4: Simplify right side
    323,554.88x = 48,006,495,322.32
  5. Step 5: Solve for x
    x = 48,006,495,322.32/323,554.88
  6. Step 6: Final answer
    x = 148,372.03

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1.5x scale

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.