Home / 669,656.16-1,004,624.64-196,302.96

Finding the Fourth Proportional to 669,656.16, 1,004,624.64 and 196,302.96

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Solution

The fourth proportional to 669,656.16, 1,004,624.64 and 196,302.96 is: 294,495.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,656.16 : 1,004,624.64 = 196,302.96 : x
  2. Step 2: Convert to fraction form
    669,656.16/1,004,624.64 = 196,302.96/x
  3. Step 3: Cross multiply
    669,656.16x = 1,004,624.64 × 196,302.96
  4. Step 4: Simplify right side
    669,656.16x = 197,210,790,520.93
  5. Step 5: Solve for x
    x = 197,210,790,520.93/669,656.16
  6. Step 6: Final answer
    x = 294,495.60

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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.