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Finding the Fourth Proportional to 353,155.64, 529,798.62 and 116,514.68

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Solution

The fourth proportional to 353,155.64, 529,798.62 and 116,514.68 is: 174,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,155.64 : 529,798.62 = 116,514.68 : x
  2. Step 2: Convert to fraction form
    353,155.64/529,798.62 = 116,514.68/x
  3. Step 3: Cross multiply
    353,155.64x = 529,798.62 × 116,514.68
  4. Step 4: Simplify right side
    353,155.64x = 61,729,316,673.74
  5. Step 5: Solve for x
    x = 61,729,316,673.74/353,155.64
  6. Step 6: Final answer
    x = 174,793.52

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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.