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Finding the Fourth Proportional to 534,589.76, 736,050.72 and 453,857.60

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Solution

The fourth proportional to 534,589.76, 736,050.72 and 453,857.60 is: 624,894.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,589.76 : 736,050.72 = 453,857.60 : x
  2. Step 2: Convert to fraction form
    534,589.76/736,050.72 = 453,857.60/x
  3. Step 3: Cross multiply
    534,589.76x = 736,050.72 × 453,857.60
  4. Step 4: Simplify right side
    534,589.76x = 334,062,213,257.47
  5. Step 5: Solve for x
    x = 334,062,213,257.47/534,589.76
  6. Step 6: Final answer
    x = 624,894.52

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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.