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Finding the Fourth Proportional to 593,284.68, 818,791.56 and 338,674.20

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Solution

The fourth proportional to 593,284.68, 818,791.56 and 338,674.20 is: 467,403.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,284.68 : 818,791.56 = 338,674.20 : x
  2. Step 2: Convert to fraction form
    593,284.68/818,791.56 = 338,674.20/x
  3. Step 3: Cross multiply
    593,284.68x = 818,791.56 × 338,674.20
  4. Step 4: Simplify right side
    593,284.68x = 277,303,576,549.75
  5. Step 5: Solve for x
    x = 277,303,576,549.75/593,284.68
  6. Step 6: Final answer
    x = 467,403.91

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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.