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Finding the Fourth Proportional to 350,007.54, 482,985.32 and 197,037.80

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Solution

The fourth proportional to 350,007.54, 482,985.32 and 197,037.80 is: 271,898.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,007.54 : 482,985.32 = 197,037.80 : x
  2. Step 2: Convert to fraction form
    350,007.54/482,985.32 = 197,037.80/x
  3. Step 3: Cross multiply
    350,007.54x = 482,985.32 × 197,037.80
  4. Step 4: Simplify right side
    350,007.54x = 95,166,364,885.10
  5. Step 5: Solve for x
    x = 95,166,364,885.10/350,007.54
  6. Step 6: Final answer
    x = 271,898.04

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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.