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Finding the Fourth Proportional to 584,906.40, 875,804.40 and 373,399.20

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Solution

The fourth proportional to 584,906.40, 875,804.40 and 373,399.20 is: 559,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,906.40 : 875,804.40 = 373,399.20 : x
  2. Step 2: Convert to fraction form
    584,906.40/875,804.40 = 373,399.20/x
  3. Step 3: Cross multiply
    584,906.40x = 875,804.40 × 373,399.20
  4. Step 4: Simplify right side
    584,906.40x = 327,024,662,316.48
  5. Step 5: Solve for x
    x = 327,024,662,316.48/584,906.40
  6. Step 6: Final answer
    x = 559,105.97

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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.