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Finding the Fourth Proportional to 441,968.40, 662,923.44 and 189,248.40

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Solution

The fourth proportional to 441,968.40, 662,923.44 and 189,248.40 is: 283,860.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,968.40 : 662,923.44 = 189,248.40 : x
  2. Step 2: Convert to fraction form
    441,968.40/662,923.44 = 189,248.40/x
  3. Step 3: Cross multiply
    441,968.40x = 662,923.44 × 189,248.40
  4. Step 4: Simplify right side
    441,968.40x = 125,457,200,342.50
  5. Step 5: Solve for x
    x = 125,457,200,342.50/441,968.40
  6. Step 6: Final answer
    x = 283,860.11

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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.