Home / 417,257.06-575,814.89-226,270.40

Finding the Fourth Proportional to 417,257.06, 575,814.89 and 226,270.40

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Solution

The fourth proportional to 417,257.06, 575,814.89 and 226,270.40 is: 312,253.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,257.06 : 575,814.89 = 226,270.40 : x
  2. Step 2: Convert to fraction form
    417,257.06/575,814.89 = 226,270.40/x
  3. Step 3: Cross multiply
    417,257.06x = 575,814.89 × 226,270.40
  4. Step 4: Simplify right side
    417,257.06x = 130,289,863,609.79
  5. Step 5: Solve for x
    x = 130,289,863,609.79/417,257.06
  6. Step 6: Final answer
    x = 312,253.23

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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.