Home / 697,066.70-1,044,217.65-415,748.30

Finding the Fourth Proportional to 697,066.70, 1,044,217.65 and 415,748.30

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Solution

The fourth proportional to 697,066.70, 1,044,217.65 and 415,748.30 is: 622,797.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,066.70 : 1,044,217.65 = 415,748.30 : x
  2. Step 2: Convert to fraction form
    697,066.70/1,044,217.65 = 415,748.30/x
  3. Step 3: Cross multiply
    697,066.70x = 1,044,217.65 × 415,748.30
  4. Step 4: Simplify right side
    697,066.70x = 434,131,712,817.50
  5. Step 5: Solve for x
    x = 434,131,712,817.50/697,066.70
  6. Step 6: Final answer
    x = 622,797.95

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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.