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Finding the Fourth Proportional to 329,315.04, 454,456.08 and 178,412.04

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Solution

The fourth proportional to 329,315.04, 454,456.08 and 178,412.04 is: 246,209.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,315.04 : 454,456.08 = 178,412.04 : x
  2. Step 2: Convert to fraction form
    329,315.04/454,456.08 = 178,412.04/x
  3. Step 3: Cross multiply
    329,315.04x = 454,456.08 × 178,412.04
  4. Step 4: Simplify right side
    329,315.04x = 81,080,436,323.20
  5. Step 5: Solve for x
    x = 81,080,436,323.20/329,315.04
  6. Step 6: Final answer
    x = 246,209.33

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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.