Home / 418,184.60-577,091.64-227,199.56

Finding the Fourth Proportional to 418,184.60, 577,091.64 and 227,199.56

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Solution

The fourth proportional to 418,184.60, 577,091.64 and 227,199.56 is: 313,533.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,184.60 : 577,091.64 = 227,199.56 : x
  2. Step 2: Convert to fraction form
    418,184.60/577,091.64 = 227,199.56/x
  3. Step 3: Cross multiply
    418,184.60x = 577,091.64 × 227,199.56
  4. Step 4: Simplify right side
    418,184.60x = 131,114,966,687.68
  5. Step 5: Solve for x
    x = 131,114,966,687.68/418,184.60
  6. Step 6: Final answer
    x = 313,533.70

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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.