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Finding the Fourth Proportional to 605,145.32, 907,717.06 and 184,421.19

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Solution

The fourth proportional to 605,145.32, 907,717.06 and 184,421.19 is: 276,631.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,145.32 : 907,717.06 = 184,421.19 : x
  2. Step 2: Convert to fraction form
    605,145.32/907,717.06 = 184,421.19/x
  3. Step 3: Cross multiply
    605,145.32x = 907,717.06 × 184,421.19
  4. Step 4: Simplify right side
    605,145.32x = 167,402,260,388.50
  5. Step 5: Solve for x
    x = 167,402,260,388.50/605,145.32
  6. Step 6: Final answer
    x = 276,631.50

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Similar ratio
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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.