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Finding the Fourth Proportional to 352,691.93, 486,714.75 and 191,547.02

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Solution

The fourth proportional to 352,691.93, 486,714.75 and 191,547.02 is: 264,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,691.93 : 486,714.75 = 191,547.02 : x
  2. Step 2: Convert to fraction form
    352,691.93/486,714.75 = 191,547.02/x
  3. Step 3: Cross multiply
    352,691.93x = 486,714.75 × 191,547.02
  4. Step 4: Simplify right side
    352,691.93x = 93,228,759,952.55
  5. Step 5: Solve for x
    x = 93,228,759,952.55/352,691.93
  6. Step 6: Final answer
    x = 264,334.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.