Home / 353,749.63-530,628.55-151,318.18

Finding the Fourth Proportional to 353,749.63, 530,628.55 and 151,318.18

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Solution

The fourth proportional to 353,749.63, 530,628.55 and 151,318.18 is: 226,979.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,749.63 : 530,628.55 = 151,318.18 : x
  2. Step 2: Convert to fraction form
    353,749.63/530,628.55 = 151,318.18/x
  3. Step 3: Cross multiply
    353,749.63x = 530,628.55 × 151,318.18
  4. Step 4: Simplify right side
    353,749.63x = 80,293,746,442.04
  5. Step 5: Solve for x
    x = 80,293,746,442.04/353,749.63
  6. Step 6: Final answer
    x = 226,979.03

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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.