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Finding the Fourth Proportional to 462,146.96, 637,653.51 and 268,439.57

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Solution

The fourth proportional to 462,146.96, 637,653.51 and 268,439.57 is: 370,383.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,146.96 : 637,653.51 = 268,439.57 : x
  2. Step 2: Convert to fraction form
    462,146.96/637,653.51 = 268,439.57/x
  3. Step 3: Cross multiply
    462,146.96x = 637,653.51 × 268,439.57
  4. Step 4: Simplify right side
    462,146.96x = 171,171,435,627.52
  5. Step 5: Solve for x
    x = 171,171,435,627.52/462,146.96
  6. Step 6: Final answer
    x = 370,383.12

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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.