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Finding the Fourth Proportional to 225,821.04, 311,376.14 and 184,854.90

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Solution

The fourth proportional to 225,821.04, 311,376.14 and 184,854.90 is: 254,889.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,821.04 : 311,376.14 = 184,854.90 : x
  2. Step 2: Convert to fraction form
    225,821.04/311,376.14 = 184,854.90/x
  3. Step 3: Cross multiply
    225,821.04x = 311,376.14 × 184,854.90
  4. Step 4: Simplify right side
    225,821.04x = 57,559,405,222.09
  5. Step 5: Solve for x
    x = 57,559,405,222.09/225,821.04
  6. Step 6: Final answer
    x = 254,889.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.