Home / 417,471.85-576,111.36-226,485.19

Finding the Fourth Proportional to 417,471.85, 576,111.36 and 226,485.19

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Solution

The fourth proportional to 417,471.85, 576,111.36 and 226,485.19 is: 312,549.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,471.85 : 576,111.36 = 226,485.19 : x
  2. Step 2: Convert to fraction form
    417,471.85/576,111.36 = 226,485.19/x
  3. Step 3: Cross multiply
    417,471.85x = 576,111.36 × 226,485.19
  4. Step 4: Simplify right side
    417,471.85x = 130,480,690,239.80
  5. Step 5: Solve for x
    x = 130,480,690,239.80/417,471.85
  6. Step 6: Final answer
    x = 312,549.67

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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.