Home / 546,255.63-753,930.17-342,481.23

Finding the Fourth Proportional to 546,255.63, 753,930.17 and 342,481.23

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Solution

The fourth proportional to 546,255.63, 753,930.17 and 342,481.23 is: 472,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,255.63 : 753,930.17 = 342,481.23 : x
  2. Step 2: Convert to fraction form
    546,255.63/753,930.17 = 342,481.23/x
  3. Step 3: Cross multiply
    546,255.63x = 753,930.17 × 342,481.23
  4. Step 4: Simplify right side
    546,255.63x = 258,206,931,527.61
  5. Step 5: Solve for x
    x = 258,206,931,527.61/546,255.63
  6. Step 6: Final answer
    x = 472,685.16

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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.