Home / 537,928.74-742,312.26-296,165.40

Finding the Fourth Proportional to 537,928.74, 742,312.26 and 296,165.40

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Solution

The fourth proportional to 537,928.74, 742,312.26 and 296,165.40 is: 408,692.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,928.74 : 742,312.26 = 296,165.40 : x
  2. Step 2: Convert to fraction form
    537,928.74/742,312.26 = 296,165.40/x
  3. Step 3: Cross multiply
    537,928.74x = 742,312.26 × 296,165.40
  4. Step 4: Simplify right side
    537,928.74x = 219,847,207,407.80
  5. Step 5: Solve for x
    x = 219,847,207,407.80/537,928.74
  6. Step 6: Final answer
    x = 408,692.06

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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.