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Finding the Fourth Proportional to 303,237.80, 454,487.72 and 214,516.88

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Solution

The fourth proportional to 303,237.80, 454,487.72 and 214,516.88 is: 321,514.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,237.80 : 454,487.72 = 214,516.88 : x
  2. Step 2: Convert to fraction form
    303,237.80/454,487.72 = 214,516.88/x
  3. Step 3: Cross multiply
    303,237.80x = 454,487.72 × 214,516.88
  4. Step 4: Simplify right side
    303,237.80x = 97,495,287,692.71
  5. Step 5: Solve for x
    x = 97,495,287,692.71/303,237.80
  6. Step 6: Final answer
    x = 321,514.30

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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.