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Finding the Fourth Proportional to 300,337.63, 414,460.40 and 164,368.87

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Solution

The fourth proportional to 300,337.63, 414,460.40 and 164,368.87 is: 226,826.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,337.63 : 414,460.40 = 164,368.87 : x
  2. Step 2: Convert to fraction form
    300,337.63/414,460.40 = 164,368.87/x
  3. Step 3: Cross multiply
    300,337.63x = 414,460.40 × 164,368.87
  4. Step 4: Simplify right side
    300,337.63x = 68,124,385,749.75
  5. Step 5: Solve for x
    x = 68,124,385,749.75/300,337.63
  6. Step 6: Final answer
    x = 226,826.01

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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.