Home / 417,698.06-576,407.88-226,707.36

Finding the Fourth Proportional to 417,698.06, 576,407.88 and 226,707.36

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Solution

The fourth proportional to 417,698.06, 576,407.88 and 226,707.36 is: 312,847.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,698.06 : 576,407.88 = 226,707.36 : x
  2. Step 2: Convert to fraction form
    417,698.06/576,407.88 = 226,707.36/x
  3. Step 3: Cross multiply
    417,698.06x = 576,407.88 × 226,707.36
  4. Step 4: Simplify right side
    417,698.06x = 130,675,908,758.00
  5. Step 5: Solve for x
    x = 130,675,908,758.00/417,698.06
  6. Step 6: Final answer
    x = 312,847.78

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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.