Home / 537,905.98-742,326.57-296,197.21

Finding the Fourth Proportional to 537,905.98, 742,326.57 and 296,197.21

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Solution

The fourth proportional to 537,905.98, 742,326.57 and 296,197.21 is: 408,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,905.98 : 742,326.57 = 296,197.21 : x
  2. Step 2: Convert to fraction form
    537,905.98/742,326.57 = 296,197.21/x
  3. Step 3: Cross multiply
    537,905.98x = 742,326.57 × 296,197.21
  4. Step 4: Simplify right side
    537,905.98x = 219,875,058,942.87
  5. Step 5: Solve for x
    x = 219,875,058,942.87/537,905.98
  6. Step 6: Final answer
    x = 408,761.14

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1.5x scale

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.