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Finding the Fourth Proportional to 303,959.04, 455,659.56 and 116,829.60

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Solution

The fourth proportional to 303,959.04, 455,659.56 and 116,829.60 is: 175,137.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,959.04 : 455,659.56 = 116,829.60 : x
  2. Step 2: Convert to fraction form
    303,959.04/455,659.56 = 116,829.60/x
  3. Step 3: Cross multiply
    303,959.04x = 455,659.56 × 116,829.60
  4. Step 4: Simplify right side
    303,959.04x = 53,234,524,130.98
  5. Step 5: Solve for x
    x = 53,234,524,130.98/303,959.04
  6. Step 6: Final answer
    x = 175,137.16

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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.