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Finding the Fourth Proportional to 895,603.20, 1,344,139.20 and 888,604.80

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Solution

The fourth proportional to 895,603.20, 1,344,139.20 and 888,604.80 is: 1,333,635.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,603.20 : 1,344,139.20 = 888,604.80 : x
  2. Step 2: Convert to fraction form
    895,603.20/1,344,139.20 = 888,604.80/x
  3. Step 3: Cross multiply
    895,603.20x = 1,344,139.20 × 888,604.80
  4. Step 4: Simplify right side
    895,603.20x = 1,194,408,544,988.16
  5. Step 5: Solve for x
    x = 1,194,408,544,988.16/895,603.20
  6. Step 6: Final answer
    x = 1,333,635.86

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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.