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Finding the Fourth Proportional to 545,954.52, 753,406.92 and 297,598.64

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Solution

The fourth proportional to 545,954.52, 753,406.92 and 297,598.64 is: 410,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,954.52 : 753,406.92 = 297,598.64 : x
  2. Step 2: Convert to fraction form
    545,954.52/753,406.92 = 297,598.64/x
  3. Step 3: Cross multiply
    545,954.52x = 753,406.92 × 297,598.64
  4. Step 4: Simplify right side
    545,954.52x = 224,212,874,758.59
  5. Step 5: Solve for x
    x = 224,212,874,758.59/545,954.52
  6. Step 6: Final answer
    x = 410,680.50

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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.