Home / 537,930.74-742,315.02-296,167.40

Finding the Fourth Proportional to 537,930.74, 742,315.02 and 296,167.40

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Solution

The fourth proportional to 537,930.74, 742,315.02 and 296,167.40 is: 408,694.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,930.74 : 742,315.02 = 296,167.40 : x
  2. Step 2: Convert to fraction form
    537,930.74/742,315.02 = 296,167.40/x
  3. Step 3: Cross multiply
    537,930.74x = 742,315.02 × 296,167.40
  4. Step 4: Simplify right side
    537,930.74x = 219,849,509,454.35
  5. Step 5: Solve for x
    x = 219,849,509,454.35/537,930.74
  6. Step 6: Final answer
    x = 408,694.82

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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.