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Finding the Fourth Proportional to 605,114.40, 907,671.60 and 184,411.20

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Solution

The fourth proportional to 605,114.40, 907,671.60 and 184,411.20 is: 276,616.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,114.40 : 907,671.60 = 184,411.20 : x
  2. Step 2: Convert to fraction form
    605,114.40/907,671.60 = 184,411.20/x
  3. Step 3: Cross multiply
    605,114.40x = 907,671.60 × 184,411.20
  4. Step 4: Simplify right side
    605,114.40x = 167,384,808,961.92
  5. Step 5: Solve for x
    x = 167,384,808,961.92/605,114.40
  6. Step 6: Final answer
    x = 276,616.80

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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.