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Finding the Fourth Proportional to 609,633, 841,293.54 and 341,361

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Solution

The fourth proportional to 609,633, 841,293.54 and 341,361 is: 471,078.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,633 : 841,293.54 = 341,361 : x
  2. Step 2: Convert to fraction form
    609,633/841,293.54 = 341,361/x
  3. Step 3: Cross multiply
    609,633x = 841,293.54 × 341,361
  4. Step 4: Simplify right side
    609,633x = 287,184,804,107.94
  5. Step 5: Solve for x
    x = 287,184,804,107.94/609,633
  6. Step 6: Final answer
    x = 471,078.18

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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.