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Finding the Fourth Proportional to 474,296.76, 711,446.01 and 119,308.35

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Solution

The fourth proportional to 474,296.76, 711,446.01 and 119,308.35 is: 178,962.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,296.76 : 711,446.01 = 119,308.35 : x
  2. Step 2: Convert to fraction form
    474,296.76/711,446.01 = 119,308.35/x
  3. Step 3: Cross multiply
    474,296.76x = 711,446.01 × 119,308.35
  4. Step 4: Simplify right side
    474,296.76x = 84,881,449,567.18
  5. Step 5: Solve for x
    x = 84,881,449,567.18/474,296.76
  6. Step 6: Final answer
    x = 178,962.74

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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.