Home / 648,692.96-895,195.92-362,212.88

Finding the Fourth Proportional to 648,692.96, 895,195.92 and 362,212.88

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Solution

The fourth proportional to 648,692.96, 895,195.92 and 362,212.88 is: 499,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,692.96 : 895,195.92 = 362,212.88 : x
  2. Step 2: Convert to fraction form
    648,692.96/895,195.92 = 362,212.88/x
  3. Step 3: Cross multiply
    648,692.96x = 895,195.92 × 362,212.88
  4. Step 4: Simplify right side
    648,692.96x = 324,251,492,347.45
  5. Step 5: Solve for x
    x = 324,251,492,347.45/648,692.96
  6. Step 6: Final answer
    x = 499,853.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.