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Finding the Fourth Proportional to 353,749.32, 530,514.63 and 117,043.02

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Solution

The fourth proportional to 353,749.32, 530,514.63 and 117,043.02 is: 175,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,749.32 : 530,514.63 = 117,043.02 : x
  2. Step 2: Convert to fraction form
    353,749.32/530,514.63 = 117,043.02/x
  3. Step 3: Cross multiply
    353,749.32x = 530,514.63 × 117,043.02
  4. Step 4: Simplify right side
    353,749.32x = 62,093,034,449.38
  5. Step 5: Solve for x
    x = 62,093,034,449.38/353,749.32
  6. Step 6: Final answer
    x = 175,528.35

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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.