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Finding the Fourth Proportional to 592,836.94, 889,396.89 and 193,478.47

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Solution

The fourth proportional to 592,836.94, 889,396.89 and 193,478.47 is: 290,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,836.94 : 889,396.89 = 193,478.47 : x
  2. Step 2: Convert to fraction form
    592,836.94/889,396.89 = 193,478.47/x
  3. Step 3: Cross multiply
    592,836.94x = 889,396.89 × 193,478.47
  4. Step 4: Simplify right side
    592,836.94x = 172,079,149,499.96
  5. Step 5: Solve for x
    x = 172,079,149,499.96/592,836.94
  6. Step 6: Final answer
    x = 290,263.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.