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Finding the Fourth Proportional to 573,129.68, 859,641.80 and 194,007.11

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Solution

The fourth proportional to 573,129.68, 859,641.80 and 194,007.11 is: 290,992.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,129.68 : 859,641.80 = 194,007.11 : x
  2. Step 2: Convert to fraction form
    573,129.68/859,641.80 = 194,007.11/x
  3. Step 3: Cross multiply
    573,129.68x = 859,641.80 × 194,007.11
  4. Step 4: Simplify right side
    573,129.68x = 166,776,615,984.95
  5. Step 5: Solve for x
    x = 166,776,615,984.95/573,129.68
  6. Step 6: Final answer
    x = 290,992.81

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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.