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Finding the Fourth Proportional to 464,315.39, 696,473.13 and 306,506.94

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Solution

The fourth proportional to 464,315.39, 696,473.13 and 306,506.94 is: 459,760.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,315.39 : 696,473.13 = 306,506.94 : x
  2. Step 2: Convert to fraction form
    464,315.39/696,473.13 = 306,506.94/x
  3. Step 3: Cross multiply
    464,315.39x = 696,473.13 × 306,506.94
  4. Step 4: Simplify right side
    464,315.39x = 213,473,846,406.15
  5. Step 5: Solve for x
    x = 213,473,846,406.15/464,315.39
  6. Step 6: Final answer
    x = 459,760.44

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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.