Home / 537,872.40-742,257.90-296,150.04

Finding the Fourth Proportional to 537,872.40, 742,257.90 and 296,150.04

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Solution

The fourth proportional to 537,872.40, 742,257.90 and 296,150.04 is: 408,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,872.40 : 742,257.90 = 296,150.04 : x
  2. Step 2: Convert to fraction form
    537,872.40/742,257.90 = 296,150.04/x
  3. Step 3: Cross multiply
    537,872.40x = 742,257.90 × 296,150.04
  4. Step 4: Simplify right side
    537,872.40x = 219,819,706,775.32
  5. Step 5: Solve for x
    x = 219,819,706,775.32/537,872.40
  6. Step 6: Final answer
    x = 408,683.75

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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.