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Finding the Fourth Proportional to 523,536.17, 785,304.26 and 149,559.17

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Solution

The fourth proportional to 523,536.17, 785,304.26 and 149,559.17 is: 224,338.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,536.17 : 785,304.26 = 149,559.17 : x
  2. Step 2: Convert to fraction form
    523,536.17/785,304.26 = 149,559.17/x
  3. Step 3: Cross multiply
    523,536.17x = 785,304.26 × 149,559.17
  4. Step 4: Simplify right side
    523,536.17x = 117,449,455,660.22
  5. Step 5: Solve for x
    x = 117,449,455,660.22/523,536.17
  6. Step 6: Final answer
    x = 224,338.76

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.