Home / 723,780.70-1,085,934.30-250,513.90

Finding the Fourth Proportional to 723,780.70, 1,085,934.30 and 250,513.90

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Solution

The fourth proportional to 723,780.70, 1,085,934.30 and 250,513.90 is: 375,861.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,780.70 : 1,085,934.30 = 250,513.90 : x
  2. Step 2: Convert to fraction form
    723,780.70/1,085,934.30 = 250,513.90/x
  3. Step 3: Cross multiply
    723,780.70x = 1,085,934.30 × 250,513.90
  4. Step 4: Simplify right side
    723,780.70x = 272,041,636,636.77
  5. Step 5: Solve for x
    x = 272,041,636,636.77/723,780.70
  6. Step 6: Final answer
    x = 375,861.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.