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Finding the Fourth Proportional to 593,153.10, 889,729.65 and 493,425.90

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Solution

The fourth proportional to 593,153.10, 889,729.65 and 493,425.90 is: 740,138.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,153.10 : 889,729.65 = 493,425.90 : x
  2. Step 2: Convert to fraction form
    593,153.10/889,729.65 = 493,425.90/x
  3. Step 3: Cross multiply
    593,153.10x = 889,729.65 × 493,425.90
  4. Step 4: Simplify right side
    593,153.10x = 439,015,653,307.94
  5. Step 5: Solve for x
    x = 439,015,653,307.94/593,153.10
  6. Step 6: Final answer
    x = 740,138.85

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.