Home / 537,807.18-742,145.67-296,042.52

Finding the Fourth Proportional to 537,807.18, 742,145.67 and 296,042.52

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Solution

The fourth proportional to 537,807.18, 742,145.67 and 296,042.52 is: 408,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,807.18 : 742,145.67 = 296,042.52 : x
  2. Step 2: Convert to fraction form
    537,807.18/742,145.67 = 296,042.52/x
  3. Step 3: Cross multiply
    537,807.18x = 742,145.67 × 296,042.52
  4. Step 4: Simplify right side
    537,807.18x = 219,706,674,353.89
  5. Step 5: Solve for x
    x = 219,706,674,353.89/537,807.18
  6. Step 6: Final answer
    x = 408,523.13

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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.