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Finding the Fourth Proportional to 329,354.48, 454,509.96 and 186,101.12

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Solution

The fourth proportional to 329,354.48, 454,509.96 and 186,101.12 is: 256,819.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,354.48 : 454,509.96 = 186,101.12 : x
  2. Step 2: Convert to fraction form
    329,354.48/454,509.96 = 186,101.12/x
  3. Step 3: Cross multiply
    329,354.48x = 454,509.96 × 186,101.12
  4. Step 4: Simplify right side
    329,354.48x = 84,584,812,607.16
  5. Step 5: Solve for x
    x = 84,584,812,607.16/329,354.48
  6. Step 6: Final answer
    x = 256,819.98

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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.