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Finding the Fourth Proportional to 593,186.77, 818,656.19 and 338,576.23

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Solution

The fourth proportional to 593,186.77, 818,656.19 and 338,576.23 is: 467,268.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,186.77 : 818,656.19 = 338,576.23 : x
  2. Step 2: Convert to fraction form
    593,186.77/818,656.19 = 338,576.23/x
  3. Step 3: Cross multiply
    593,186.77x = 818,656.19 × 338,576.23
  4. Step 4: Simplify right side
    593,186.77x = 277,177,526,476.36
  5. Step 5: Solve for x
    x = 277,177,526,476.36/593,186.77
  6. Step 6: Final answer
    x = 467,268.56

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Double scale
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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.