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Finding the Fourth Proportional to 536,048.40, 739,757.04 and 294,355.74

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Solution

The fourth proportional to 536,048.40, 739,757.04 and 294,355.74 is: 406,216.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,048.40 : 739,757.04 = 294,355.74 : x
  2. Step 2: Convert to fraction form
    536,048.40/739,757.04 = 294,355.74/x
  3. Step 3: Cross multiply
    536,048.40x = 739,757.04 × 294,355.74
  4. Step 4: Simplify right side
    536,048.40x = 217,751,730,929.41
  5. Step 5: Solve for x
    x = 217,751,730,929.41/536,048.40
  6. Step 6: Final answer
    x = 406,216.55

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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.