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Finding the Fourth Proportional to 551,925.70, 827,451.15 and 302,607.70

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Solution

The fourth proportional to 551,925.70, 827,451.15 and 302,607.70 is: 453,671.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,925.70 : 827,451.15 = 302,607.70 : x
  2. Step 2: Convert to fraction form
    551,925.70/827,451.15 = 302,607.70/x
  3. Step 3: Cross multiply
    551,925.70x = 827,451.15 × 302,607.70
  4. Step 4: Simplify right side
    551,925.70x = 250,393,089,363.86
  5. Step 5: Solve for x
    x = 250,393,089,363.86/551,925.70
  6. Step 6: Final answer
    x = 453,671.73

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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.