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Finding the Fourth Proportional to 605,511.28, 908,259.68 and 184,788.40

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Solution

The fourth proportional to 605,511.28, 908,259.68 and 184,788.40 is: 277,180.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,511.28 : 908,259.68 = 184,788.40 : x
  2. Step 2: Convert to fraction form
    605,511.28/908,259.68 = 184,788.40/x
  3. Step 3: Cross multiply
    605,511.28x = 908,259.68 × 184,788.40
  4. Step 4: Simplify right side
    605,511.28x = 167,835,853,051.71
  5. Step 5: Solve for x
    x = 167,835,853,051.71/605,511.28
  6. Step 6: Final answer
    x = 277,180.39

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1.5x scale

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.