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Finding the Fourth Proportional to 603,031.80, 832,573.31 and 373,834.02

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Solution

The fourth proportional to 603,031.80, 832,573.31 and 373,834.02 is: 516,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,031.80 : 832,573.31 = 373,834.02 : x
  2. Step 2: Convert to fraction form
    603,031.80/832,573.31 = 373,834.02/x
  3. Step 3: Cross multiply
    603,031.80x = 832,573.31 × 373,834.02
  4. Step 4: Simplify right side
    603,031.80x = 311,244,225,552.84
  5. Step 5: Solve for x
    x = 311,244,225,552.84/603,031.80
  6. Step 6: Final answer
    x = 516,132.36

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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.