Home / 850,692.28-1,173,981.93-488,182.45

Finding the Fourth Proportional to 850,692.28, 1,173,981.93 and 488,182.45

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Solution

The fourth proportional to 850,692.28, 1,173,981.93 and 488,182.45 is: 673,707.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,692.28 : 1,173,981.93 = 488,182.45 : x
  2. Step 2: Convert to fraction form
    850,692.28/1,173,981.93 = 488,182.45/x
  3. Step 3: Cross multiply
    850,692.28x = 1,173,981.93 × 488,182.45
  4. Step 4: Simplify right side
    850,692.28x = 573,117,374,843.13
  5. Step 5: Solve for x
    x = 573,117,374,843.13/850,692.28
  6. Step 6: Final answer
    x = 673,707.04

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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.