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Finding the Fourth Proportional to 367,566.30, 551,445.45 and 118,254.30

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Solution

The fourth proportional to 367,566.30, 551,445.45 and 118,254.30 is: 177,412.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,566.30 : 551,445.45 = 118,254.30 : x
  2. Step 2: Convert to fraction form
    367,566.30/551,445.45 = 118,254.30/x
  3. Step 3: Cross multiply
    367,566.30x = 551,445.45 × 118,254.30
  4. Step 4: Simplify right side
    367,566.30x = 65,210,795,677.94
  5. Step 5: Solve for x
    x = 65,210,795,677.94/367,566.30
  6. Step 6: Final answer
    x = 177,412.34

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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.