Home / 537,719.90-742,080.11-295,999.90

Finding the Fourth Proportional to 537,719.90, 742,080.11 and 295,999.90

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Solution

The fourth proportional to 537,719.90, 742,080.11 and 295,999.90 is: 408,494.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,719.90 : 742,080.11 = 295,999.90 : x
  2. Step 2: Convert to fraction form
    537,719.90/742,080.11 = 295,999.90/x
  3. Step 3: Cross multiply
    537,719.90x = 742,080.11 × 295,999.90
  4. Step 4: Simplify right side
    537,719.90x = 219,655,640,023.49
  5. Step 5: Solve for x
    x = 219,655,640,023.49/537,719.90
  6. Step 6: Final answer
    x = 408,494.53

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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.