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Finding the Fourth Proportional to 593,628.60, 819,331.22 and 545,806.20

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Solution

The fourth proportional to 593,628.60, 819,331.22 and 545,806.20 is: 753,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,628.60 : 819,331.22 = 545,806.20 : x
  2. Step 2: Convert to fraction form
    593,628.60/819,331.22 = 545,806.20/x
  3. Step 3: Cross multiply
    593,628.60x = 819,331.22 × 545,806.20
  4. Step 4: Simplify right side
    593,628.60x = 447,196,059,729.56
  5. Step 5: Solve for x
    x = 447,196,059,729.56/593,628.60
  6. Step 6: Final answer
    x = 753,326.34

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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.