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Finding the Fourth Proportional to 344,703.50, 517,539.65 and 176,344.59

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Solution

The fourth proportional to 344,703.50, 517,539.65 and 176,344.59 is: 264,764.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,703.50 : 517,539.65 = 176,344.59 : x
  2. Step 2: Convert to fraction form
    344,703.50/517,539.65 = 176,344.59/x
  3. Step 3: Cross multiply
    344,703.50x = 517,539.65 × 176,344.59
  4. Step 4: Simplify right side
    344,703.50x = 91,265,316,506.27
  5. Step 5: Solve for x
    x = 91,265,316,506.27/344,703.50
  6. Step 6: Final answer
    x = 264,764.70

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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.