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Finding the Fourth Proportional to 383,358.76, 574,803.90 and 183,740.20

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Solution

The fourth proportional to 383,358.76, 574,803.90 and 183,740.20 is: 275,498.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,358.76 : 574,803.90 = 183,740.20 : x
  2. Step 2: Convert to fraction form
    383,358.76/574,803.90 = 183,740.20/x
  3. Step 3: Cross multiply
    383,358.76x = 574,803.90 × 183,740.20
  4. Step 4: Simplify right side
    383,358.76x = 105,614,583,546.78
  5. Step 5: Solve for x
    x = 105,614,583,546.78/383,358.76
  6. Step 6: Final answer
    x = 275,498.03

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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.