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Finding the Fourth Proportional to 294,777.60, 406,677.60 and 181,403.52

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Solution

The fourth proportional to 294,777.60, 406,677.60 and 181,403.52 is: 250,265.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,777.60 : 406,677.60 = 181,403.52 : x
  2. Step 2: Convert to fraction form
    294,777.60/406,677.60 = 181,403.52/x
  3. Step 3: Cross multiply
    294,777.60x = 406,677.60 × 181,403.52
  4. Step 4: Simplify right side
    294,777.60x = 73,772,748,145.15
  5. Step 5: Solve for x
    x = 73,772,748,145.15/294,777.60
  6. Step 6: Final answer
    x = 250,265.79

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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.