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Finding the Fourth Proportional to 435,004.80, 652,507.20 and 435,004.80

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Solution

The fourth proportional to 435,004.80, 652,507.20 and 435,004.80 is: 652,507.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,004.80 : 652,507.20 = 435,004.80 : x
  2. Step 2: Convert to fraction form
    435,004.80/652,507.20 = 435,004.80/x
  3. Step 3: Cross multiply
    435,004.80x = 652,507.20 × 435,004.80
  4. Step 4: Simplify right side
    435,004.80x = 283,843,764,034.56
  5. Step 5: Solve for x
    x = 283,843,764,034.56/435,004.80
  6. Step 6: Final answer
    x = 652,507.20

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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.