Home / 895,455.40-1,344,219.90-540,869.80

Finding the Fourth Proportional to 895,455.40, 1,344,219.90 and 540,869.80

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Solution

The fourth proportional to 895,455.40, 1,344,219.90 and 540,869.80 is: 811,930.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,455.40 : 1,344,219.90 = 540,869.80 : x
  2. Step 2: Convert to fraction form
    895,455.40/1,344,219.90 = 540,869.80/x
  3. Step 3: Cross multiply
    895,455.40x = 1,344,219.90 × 540,869.80
  4. Step 4: Simplify right side
    895,455.40x = 727,047,948,469.02
  5. Step 5: Solve for x
    x = 727,047,948,469.02/895,455.40
  6. Step 6: Final answer
    x = 811,930.94

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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.