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Finding the Fourth Proportional to 603,028.73, 832,569.10 and 373,830.96

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Solution

The fourth proportional to 603,028.73, 832,569.10 and 373,830.96 is: 516,128.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,028.73 : 832,569.10 = 373,830.96 : x
  2. Step 2: Convert to fraction form
    603,028.73/832,569.10 = 373,830.96/x
  3. Step 3: Cross multiply
    603,028.73x = 832,569.10 × 373,830.96
  4. Step 4: Simplify right side
    603,028.73x = 311,240,108,106.89
  5. Step 5: Solve for x
    x = 311,240,108,106.89/603,028.73
  6. Step 6: Final answer
    x = 516,128.16

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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.