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Finding the Fourth Proportional to 605,214.80, 907,951.80 and 184,533.20

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Solution

The fourth proportional to 605,214.80, 907,951.80 and 184,533.20 is: 276,839.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,214.80 : 907,951.80 = 184,533.20 : x
  2. Step 2: Convert to fraction form
    605,214.80/907,951.80 = 184,533.20/x
  3. Step 3: Cross multiply
    605,214.80x = 907,951.80 × 184,533.20
  4. Step 4: Simplify right side
    605,214.80x = 167,547,251,099.76
  5. Step 5: Solve for x
    x = 167,547,251,099.76/605,214.80
  6. Step 6: Final answer
    x = 276,839.32

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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.