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Finding the Fourth Proportional to 605,007.60, 907,511.40 and 184,228.80

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Solution

The fourth proportional to 605,007.60, 907,511.40 and 184,228.80 is: 276,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,007.60 : 907,511.40 = 184,228.80 : x
  2. Step 2: Convert to fraction form
    605,007.60/907,511.40 = 184,228.80/x
  3. Step 3: Cross multiply
    605,007.60x = 907,511.40 × 184,228.80
  4. Step 4: Simplify right side
    605,007.60x = 167,189,736,208.32
  5. Step 5: Solve for x
    x = 167,189,736,208.32/605,007.60
  6. Step 6: Final answer
    x = 276,343.20

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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.