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Finding the Fourth Proportional to 480,376.73, 662,908.32 and 262,575.62

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Solution

The fourth proportional to 480,376.73, 662,908.32 and 262,575.62 is: 362,348.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,376.73 : 662,908.32 = 262,575.62 : x
  2. Step 2: Convert to fraction form
    480,376.73/662,908.32 = 262,575.62/x
  3. Step 3: Cross multiply
    480,376.73x = 662,908.32 × 262,575.62
  4. Step 4: Simplify right side
    480,376.73x = 174,063,564,784.43
  5. Step 5: Solve for x
    x = 174,063,564,784.43/480,376.73
  6. Step 6: Final answer
    x = 362,348.04

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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.