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Finding the Fourth Proportional to 536,607.52, 740,503.44 and 294,890.02

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Solution

The fourth proportional to 536,607.52, 740,503.44 and 294,890.02 is: 406,940.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,607.52 : 740,503.44 = 294,890.02 : x
  2. Step 2: Convert to fraction form
    536,607.52/740,503.44 = 294,890.02/x
  3. Step 3: Cross multiply
    536,607.52x = 740,503.44 × 294,890.02
  4. Step 4: Simplify right side
    536,607.52x = 218,367,074,231.67
  5. Step 5: Solve for x
    x = 218,367,074,231.67/536,607.52
  6. Step 6: Final answer
    x = 406,940.02

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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.