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Finding the Fourth Proportional to 343,672.50, 514,818.94 and 175,186.02

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Solution

The fourth proportional to 343,672.50, 514,818.94 and 175,186.02 is: 262,427.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,672.50 : 514,818.94 = 175,186.02 : x
  2. Step 2: Convert to fraction form
    343,672.50/514,818.94 = 175,186.02/x
  3. Step 3: Cross multiply
    343,672.50x = 514,818.94 × 175,186.02
  4. Step 4: Simplify right side
    343,672.50x = 90,189,081,119.22
  5. Step 5: Solve for x
    x = 90,189,081,119.22/343,672.50
  6. Step 6: Final answer
    x = 262,427.40

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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.