Home / 438,081.96-604,539.54-247,092.60

Finding the Fourth Proportional to 438,081.96, 604,539.54 and 247,092.60

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Solution

The fourth proportional to 438,081.96, 604,539.54 and 247,092.60 is: 340,980.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,081.96 : 604,539.54 = 247,092.60 : x
  2. Step 2: Convert to fraction form
    438,081.96/604,539.54 = 247,092.60/x
  3. Step 3: Cross multiply
    438,081.96x = 604,539.54 × 247,092.60
  4. Step 4: Simplify right side
    438,081.96x = 149,377,246,741.40
  5. Step 5: Solve for x
    x = 149,377,246,741.40/438,081.96
  6. Step 6: Final answer
    x = 340,980.14

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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.