Home / 793,308.60-1,190,473.20-438,577.20

Finding the Fourth Proportional to 793,308.60, 1,190,473.20 and 438,577.20

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Solution

The fourth proportional to 793,308.60, 1,190,473.20 and 438,577.20 is: 658,147.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,308.60 : 1,190,473.20 = 438,577.20 : x
  2. Step 2: Convert to fraction form
    793,308.60/1,190,473.20 = 438,577.20/x
  3. Step 3: Cross multiply
    793,308.60x = 1,190,473.20 × 438,577.20
  4. Step 4: Simplify right side
    793,308.60x = 522,114,402,731.04
  5. Step 5: Solve for x
    x = 522,114,402,731.04/793,308.60
  6. Step 6: Final answer
    x = 658,147.92

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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.