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Finding the Fourth Proportional to 304,497.60, 456,703.20 and 94,156.80

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Solution

The fourth proportional to 304,497.60, 456,703.20 and 94,156.80 is: 141,221.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,497.60 : 456,703.20 = 94,156.80 : x
  2. Step 2: Convert to fraction form
    304,497.60/456,703.20 = 94,156.80/x
  3. Step 3: Cross multiply
    304,497.60x = 456,703.20 × 94,156.80
  4. Step 4: Simplify right side
    304,497.60x = 43,001,711,861.76
  5. Step 5: Solve for x
    x = 43,001,711,861.76/304,497.60
  6. Step 6: Final answer
    x = 141,221.84

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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.