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Finding the Fourth Proportional to 270,881.86, 374,001.69 and 168,947.14

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Solution

The fourth proportional to 270,881.86, 374,001.69 and 168,947.14 is: 233,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,881.86 : 374,001.69 = 168,947.14 : x
  2. Step 2: Convert to fraction form
    270,881.86/374,001.69 = 168,947.14/x
  3. Step 3: Cross multiply
    270,881.86x = 374,001.69 × 168,947.14
  4. Step 4: Simplify right side
    270,881.86x = 63,186,515,880.67
  5. Step 5: Solve for x
    x = 63,186,515,880.67/270,881.86
  6. Step 6: Final answer
    x = 233,262.26

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1.5x scale

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.