Home / 331,254.96-457,124.68-193,457.60

Finding the Fourth Proportional to 331,254.96, 457,124.68 and 193,457.60

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Solution

The fourth proportional to 331,254.96, 457,124.68 and 193,457.60 is: 266,967.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,254.96 : 457,124.68 = 193,457.60 : x
  2. Step 2: Convert to fraction form
    331,254.96/457,124.68 = 193,457.60/x
  3. Step 3: Cross multiply
    331,254.96x = 457,124.68 × 193,457.60
  4. Step 4: Simplify right side
    331,254.96x = 88,434,243,493.57
  5. Step 5: Solve for x
    x = 88,434,243,493.57/331,254.96
  6. Step 6: Final answer
    x = 266,967.30

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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.