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Finding the Fourth Proportional to 605,097.80, 907,776.30 and 184,416.20

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Solution

The fourth proportional to 605,097.80, 907,776.30 and 184,416.20 is: 276,663.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,097.80 : 907,776.30 = 184,416.20 : x
  2. Step 2: Convert to fraction form
    605,097.80/907,776.30 = 184,416.20/x
  3. Step 3: Cross multiply
    605,097.80x = 907,776.30 × 184,416.20
  4. Step 4: Simplify right side
    605,097.80x = 167,408,655,696.06
  5. Step 5: Solve for x
    x = 167,408,655,696.06/605,097.80
  6. Step 6: Final answer
    x = 276,663.80

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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.