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Finding the Fourth Proportional to 479,728.08, 662,050.68 and 264,867.48

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Solution

The fourth proportional to 479,728.08, 662,050.68 and 264,867.48 is: 365,531.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,728.08 : 662,050.68 = 264,867.48 : x
  2. Step 2: Convert to fraction form
    479,728.08/662,050.68 = 264,867.48/x
  3. Step 3: Cross multiply
    479,728.08x = 662,050.68 × 264,867.48
  4. Step 4: Simplify right side
    479,728.08x = 175,355,695,243.89
  5. Step 5: Solve for x
    x = 175,355,695,243.89/479,728.08
  6. Step 6: Final answer
    x = 365,531.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.