Home / 385,026.60-577,535.10-174,517.80

Finding the Fourth Proportional to 385,026.60, 577,535.10 and 174,517.80

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Solution

The fourth proportional to 385,026.60, 577,535.10 and 174,517.80 is: 261,774.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,026.60 : 577,535.10 = 174,517.80 : x
  2. Step 2: Convert to fraction form
    385,026.60/577,535.10 = 174,517.80/x
  3. Step 3: Cross multiply
    385,026.60x = 577,535.10 × 174,517.80
  4. Step 4: Simplify right side
    385,026.60x = 100,790,155,074.78
  5. Step 5: Solve for x
    x = 100,790,155,074.78/385,026.60
  6. Step 6: Final answer
    x = 261,774.52

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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.