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Finding the Fourth Proportional to 370,575.60, 556,122.60 and 237,778.80

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Solution

The fourth proportional to 370,575.60, 556,122.60 and 237,778.80 is: 356,834.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,575.60 : 556,122.60 = 237,778.80 : x
  2. Step 2: Convert to fraction form
    370,575.60/556,122.60 = 237,778.80/x
  3. Step 3: Cross multiply
    370,575.60x = 556,122.60 × 237,778.80
  4. Step 4: Simplify right side
    370,575.60x = 132,234,164,480.88
  5. Step 5: Solve for x
    x = 132,234,164,480.88/370,575.60
  6. Step 6: Final answer
    x = 356,834.51

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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.