Home / 469,934.59-648,398.55-265,985.48

Finding the Fourth Proportional to 469,934.59, 648,398.55 and 265,985.48

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Solution

The fourth proportional to 469,934.59, 648,398.55 and 265,985.48 is: 366,997.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,934.59 : 648,398.55 = 265,985.48 : x
  2. Step 2: Convert to fraction form
    469,934.59/648,398.55 = 265,985.48/x
  3. Step 3: Cross multiply
    469,934.59x = 648,398.55 × 265,985.48
  4. Step 4: Simplify right side
    469,934.59x = 172,464,601,174.05
  5. Step 5: Solve for x
    x = 172,464,601,174.05/469,934.59
  6. Step 6: Final answer
    x = 366,997.04

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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.