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Finding the Fourth Proportional to 329,300.51, 454,434.57 and 178,397.51

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Solution

The fourth proportional to 329,300.51, 454,434.57 and 178,397.51 is: 246,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,300.51 : 454,434.57 = 178,397.51 : x
  2. Step 2: Convert to fraction form
    329,300.51/454,434.57 = 178,397.51/x
  3. Step 3: Cross multiply
    329,300.51x = 454,434.57 × 178,397.51
  4. Step 4: Simplify right side
    329,300.51x = 81,069,993,473.75
  5. Step 5: Solve for x
    x = 81,069,993,473.75/329,300.51
  6. Step 6: Final answer
    x = 246,188.49

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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.