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Finding the Fourth Proportional to 304,407.59, 456,611.18 and 192,258.23

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Solution

The fourth proportional to 304,407.59, 456,611.18 and 192,258.23 is: 288,387.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,407.59 : 456,611.18 = 192,258.23 : x
  2. Step 2: Convert to fraction form
    304,407.59/456,611.18 = 192,258.23/x
  3. Step 3: Cross multiply
    304,407.59x = 456,611.18 × 192,258.23
  4. Step 4: Simplify right side
    304,407.59x = 87,787,254,020.66
  5. Step 5: Solve for x
    x = 87,787,254,020.66/304,407.59
  6. Step 6: Final answer
    x = 288,387.21

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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.