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Finding the Fourth Proportional to 333,528.80, 460,261.28 and 186,354.86

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Solution

The fourth proportional to 333,528.80, 460,261.28 and 186,354.86 is: 257,164.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,528.80 : 460,261.28 = 186,354.86 : x
  2. Step 2: Convert to fraction form
    333,528.80/460,261.28 = 186,354.86/x
  3. Step 3: Cross multiply
    333,528.80x = 460,261.28 × 186,354.86
  4. Step 4: Simplify right side
    333,528.80x = 85,771,923,164.74
  5. Step 5: Solve for x
    x = 85,771,923,164.74/333,528.80
  6. Step 6: Final answer
    x = 257,164.97

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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.