Home / 765,204.41-1,056,097.55-443,124.92

Finding the Fourth Proportional to 765,204.41, 1,056,097.55 and 443,124.92

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Solution

The fourth proportional to 765,204.41, 1,056,097.55 and 443,124.92 is: 611,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,204.41 : 1,056,097.55 = 443,124.92 : x
  2. Step 2: Convert to fraction form
    765,204.41/1,056,097.55 = 443,124.92/x
  3. Step 3: Cross multiply
    765,204.41x = 1,056,097.55 × 443,124.92
  4. Step 4: Simplify right side
    765,204.41x = 467,983,138,183.27
  5. Step 5: Solve for x
    x = 467,983,138,183.27/765,204.41
  6. Step 6: Final answer
    x = 611,579.25

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1.5x scale

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.