Home / 417,756.83-576,503.93-226,770.23

Finding the Fourth Proportional to 417,756.83, 576,503.93 and 226,770.23

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Solution

The fourth proportional to 417,756.83, 576,503.93 and 226,770.23 is: 312,942.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,756.83 : 576,503.93 = 226,770.23 : x
  2. Step 2: Convert to fraction form
    417,756.83/576,503.93 = 226,770.23/x
  3. Step 3: Cross multiply
    417,756.83x = 576,503.93 × 226,770.23
  4. Step 4: Simplify right side
    417,756.83x = 130,733,924,785.63
  5. Step 5: Solve for x
    x = 130,733,924,785.63/417,756.83
  6. Step 6: Final answer
    x = 312,942.64

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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.