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Finding the Fourth Proportional to 551,897.52, 827,697.96 and 152,444.40

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Solution

The fourth proportional to 551,897.52, 827,697.96 and 152,444.40 is: 228,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,897.52 : 827,697.96 = 152,444.40 : x
  2. Step 2: Convert to fraction form
    551,897.52/827,697.96 = 152,444.40/x
  3. Step 3: Cross multiply
    551,897.52x = 827,697.96 × 152,444.40
  4. Step 4: Simplify right side
    551,897.52x = 126,177,918,893.42
  5. Step 5: Solve for x
    x = 126,177,918,893.42/551,897.52
  6. Step 6: Final answer
    x = 228,625.63

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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.