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Finding the Fourth Proportional to 383,500.80, 575,337.60 and 117,273.60

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Solution

The fourth proportional to 383,500.80, 575,337.60 and 117,273.60 is: 175,936.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,500.80 : 575,337.60 = 117,273.60 : x
  2. Step 2: Convert to fraction form
    383,500.80/575,337.60 = 117,273.60/x
  3. Step 3: Cross multiply
    383,500.80x = 575,337.60 × 117,273.60
  4. Step 4: Simplify right side
    383,500.80x = 67,471,911,567.36
  5. Step 5: Solve for x
    x = 67,471,911,567.36/383,500.80
  6. Step 6: Final answer
    x = 175,936.82

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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.