Home / 850,074.03-1,173,110.72-468,102.33

Finding the Fourth Proportional to 850,074.03, 1,173,110.72 and 468,102.33

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Solution

The fourth proportional to 850,074.03, 1,173,110.72 and 468,102.33 is: 645,985.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,074.03 : 1,173,110.72 = 468,102.33 : x
  2. Step 2: Convert to fraction form
    850,074.03/1,173,110.72 = 468,102.33/x
  3. Step 3: Cross multiply
    850,074.03x = 1,173,110.72 × 468,102.33
  4. Step 4: Simplify right side
    850,074.03x = 549,135,859,039.47
  5. Step 5: Solve for x
    x = 549,135,859,039.47/850,074.03
  6. Step 6: Final answer
    x = 645,985.93

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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.