Home / 895,456.40-1,344,221.40-540,870.80

Finding the Fourth Proportional to 895,456.40, 1,344,221.40 and 540,870.80

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Solution

The fourth proportional to 895,456.40, 1,344,221.40 and 540,870.80 is: 811,932.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,456.40 : 1,344,221.40 = 540,870.80 : x
  2. Step 2: Convert to fraction form
    895,456.40/1,344,221.40 = 540,870.80/x
  3. Step 3: Cross multiply
    895,456.40x = 1,344,221.40 × 540,870.80
  4. Step 4: Simplify right side
    895,456.40x = 727,050,103,995.12
  5. Step 5: Solve for x
    x = 727,050,103,995.12/895,456.40
  6. Step 6: Final answer
    x = 811,932.44

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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.