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Finding the Fourth Proportional to 480,096.88, 662,513.52 and 276,132.40

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Solution

The fourth proportional to 480,096.88, 662,513.52 and 276,132.40 is: 381,051.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,096.88 : 662,513.52 = 276,132.40 : x
  2. Step 2: Convert to fraction form
    480,096.88/662,513.52 = 276,132.40/x
  3. Step 3: Cross multiply
    480,096.88x = 662,513.52 × 276,132.40
  4. Step 4: Simplify right side
    480,096.88x = 182,941,448,310.05
  5. Step 5: Solve for x
    x = 182,941,448,310.05/480,096.88
  6. Step 6: Final answer
    x = 381,051.11

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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.