Home / 537,730.20-742,077.11-292,722

Finding the Fourth Proportional to 537,730.20, 742,077.11 and 292,722

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Solution

The fourth proportional to 537,730.20, 742,077.11 and 292,722 is: 403,961.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,730.20 : 742,077.11 = 292,722 : x
  2. Step 2: Convert to fraction form
    537,730.20/742,077.11 = 292,722/x
  3. Step 3: Cross multiply
    537,730.20x = 742,077.11 × 292,722
  4. Step 4: Simplify right side
    537,730.20x = 217,222,294,329.81
  5. Step 5: Solve for x
    x = 217,222,294,329.81/537,730.20
  6. Step 6: Final answer
    x = 403,961.49

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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.