Home / 895,409.40-1,344,150.90-540,823.80

Finding the Fourth Proportional to 895,409.40, 1,344,150.90 and 540,823.80

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Solution

The fourth proportional to 895,409.40, 1,344,150.90 and 540,823.80 is: 811,861.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,409.40 : 1,344,150.90 = 540,823.80 : x
  2. Step 2: Convert to fraction form
    895,409.40/1,344,150.90 = 540,823.80/x
  3. Step 3: Cross multiply
    895,409.40x = 1,344,150.90 × 540,823.80
  4. Step 4: Simplify right side
    895,409.40x = 726,948,797,511.42
  5. Step 5: Solve for x
    x = 726,948,797,511.42/895,409.40
  6. Step 6: Final answer
    x = 811,861.92

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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.