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Finding the Fourth Proportional to 366,951.20, 549,770.70 and 310,526.60

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Solution

The fourth proportional to 366,951.20, 549,770.70 and 310,526.60 is: 465,234.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,951.20 : 549,770.70 = 310,526.60 : x
  2. Step 2: Convert to fraction form
    366,951.20/549,770.70 = 310,526.60/x
  3. Step 3: Cross multiply
    366,951.20x = 549,770.70 × 310,526.60
  4. Step 4: Simplify right side
    366,951.20x = 170,718,426,250.62
  5. Step 5: Solve for x
    x = 170,718,426,250.62/366,951.20
  6. Step 6: Final answer
    x = 465,234.69

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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.