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Finding the Fourth Proportional to 535,672.64, 803,514.72 and 161,698.88

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Solution

The fourth proportional to 535,672.64, 803,514.72 and 161,698.88 is: 242,550.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,672.64 : 803,514.72 = 161,698.88 : x
  2. Step 2: Convert to fraction form
    535,672.64/803,514.72 = 161,698.88/x
  3. Step 3: Cross multiply
    535,672.64x = 803,514.72 × 161,698.88
  4. Step 4: Simplify right side
    535,672.64x = 129,927,430,287.51
  5. Step 5: Solve for x
    x = 129,927,430,287.51/535,672.64
  6. Step 6: Final answer
    x = 242,550.06

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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.