Home / 716,424.35-1,073,750.78-361,539.86

Finding the Fourth Proportional to 716,424.35, 1,073,750.78 and 361,539.86

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Solution

The fourth proportional to 716,424.35, 1,073,750.78 and 361,539.86 is: 541,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,424.35 : 1,073,750.78 = 361,539.86 : x
  2. Step 2: Convert to fraction form
    716,424.35/1,073,750.78 = 361,539.86/x
  3. Step 3: Cross multiply
    716,424.35x = 1,073,750.78 × 361,539.86
  4. Step 4: Simplify right side
    716,424.35x = 388,203,702,211.19
  5. Step 5: Solve for x
    x = 388,203,702,211.19/716,424.35
  6. Step 6: Final answer
    x = 541,862.80

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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.