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Finding the Fourth Proportional to 341,594.80, 512,416.70 and 98,425.92

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Solution

The fourth proportional to 341,594.80, 512,416.70 and 98,425.92 is: 147,645.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,594.80 : 512,416.70 = 98,425.92 : x
  2. Step 2: Convert to fraction form
    341,594.80/512,416.70 = 98,425.92/x
  3. Step 3: Cross multiply
    341,594.80x = 512,416.70 × 98,425.92
  4. Step 4: Simplify right side
    341,594.80x = 50,435,085,120.86
  5. Step 5: Solve for x
    x = 50,435,085,120.86/341,594.80
  6. Step 6: Final answer
    x = 147,645.94

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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.