Home / 242,771.13-362,359.01-227,812.05

Finding the Fourth Proportional to 242,771.13, 362,359.01 and 227,812.05

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Solution

The fourth proportional to 242,771.13, 362,359.01 and 227,812.05 is: 340,031.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,771.13 : 362,359.01 = 227,812.05 : x
  2. Step 2: Convert to fraction form
    242,771.13/362,359.01 = 227,812.05/x
  3. Step 3: Cross multiply
    242,771.13x = 362,359.01 × 227,812.05
  4. Step 4: Simplify right side
    242,771.13x = 82,549,749,473.60
  5. Step 5: Solve for x
    x = 82,549,749,473.60/242,771.13
  6. Step 6: Final answer
    x = 340,031.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.