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Finding the Fourth Proportional to 593,256.91, 818,692.56 and 321,324.13

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Solution

The fourth proportional to 593,256.91, 818,692.56 and 321,324.13 is: 443,426.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,256.91 : 818,692.56 = 321,324.13 : x
  2. Step 2: Convert to fraction form
    593,256.91/818,692.56 = 321,324.13/x
  3. Step 3: Cross multiply
    593,256.91x = 818,692.56 × 321,324.13
  4. Step 4: Simplify right side
    593,256.91x = 263,065,674,579.47
  5. Step 5: Solve for x
    x = 263,065,674,579.47/593,256.91
  6. Step 6: Final answer
    x = 443,426.23

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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.