Home / 910,692.20-1,366,104.60-349,726.70

Finding the Fourth Proportional to 910,692.20, 1,366,104.60 and 349,726.70

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Solution

The fourth proportional to 910,692.20, 1,366,104.60 and 349,726.70 is: 524,615.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,692.20 : 1,366,104.60 = 349,726.70 : x
  2. Step 2: Convert to fraction form
    910,692.20/1,366,104.60 = 349,726.70/x
  3. Step 3: Cross multiply
    910,692.20x = 1,366,104.60 × 349,726.70
  4. Step 4: Simplify right side
    910,692.20x = 477,763,253,612.82
  5. Step 5: Solve for x
    x = 477,763,253,612.82/910,692.20
  6. Step 6: Final answer
    x = 524,615.51

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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.