Home / 847,833.35-1,170,009.72-465,884.72

Finding the Fourth Proportional to 847,833.35, 1,170,009.72 and 465,884.72

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Solution

The fourth proportional to 847,833.35, 1,170,009.72 and 465,884.72 is: 642,920.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,833.35 : 1,170,009.72 = 465,884.72 : x
  2. Step 2: Convert to fraction form
    847,833.35/1,170,009.72 = 465,884.72/x
  3. Step 3: Cross multiply
    847,833.35x = 1,170,009.72 × 465,884.72
  4. Step 4: Simplify right side
    847,833.35x = 545,089,650,799.48
  5. Step 5: Solve for x
    x = 545,089,650,799.48/847,833.35
  6. Step 6: Final answer
    x = 642,920.75

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