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Finding the Fourth Proportional to 264,228.88, 364,938.70 and 173,988.26

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Solution

The fourth proportional to 264,228.88, 364,938.70 and 173,988.26 is: 240,303.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,228.88 : 364,938.70 = 173,988.26 : x
  2. Step 2: Convert to fraction form
    264,228.88/364,938.70 = 173,988.26/x
  3. Step 3: Cross multiply
    264,228.88x = 364,938.70 × 173,988.26
  4. Step 4: Simplify right side
    264,228.88x = 63,495,049,419.66
  5. Step 5: Solve for x
    x = 63,495,049,419.66/264,228.88
  6. Step 6: Final answer
    x = 240,303.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.