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Finding the Fourth Proportional to 343,295.67, 514,817.10 and 118,598.43

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Solution

The fourth proportional to 343,295.67, 514,817.10 and 118,598.43 is: 177,853.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,295.67 : 514,817.10 = 118,598.43 : x
  2. Step 2: Convert to fraction form
    343,295.67/514,817.10 = 118,598.43/x
  3. Step 3: Cross multiply
    343,295.67x = 514,817.10 × 118,598.43
  4. Step 4: Simplify right side
    343,295.67x = 61,056,499,797.15
  5. Step 5: Solve for x
    x = 61,056,499,797.15/343,295.67
  6. Step 6: Final answer
    x = 177,853.98

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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.