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Finding the Fourth Proportional to 453,914.55, 680,707.80 and 183,929.40

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Solution

The fourth proportional to 453,914.55, 680,707.80 and 183,929.40 is: 275,827.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,914.55 : 680,707.80 = 183,929.40 : x
  2. Step 2: Convert to fraction form
    453,914.55/680,707.80 = 183,929.40/x
  3. Step 3: Cross multiply
    453,914.55x = 680,707.80 × 183,929.40
  4. Step 4: Simplify right side
    453,914.55x = 125,202,177,229.32
  5. Step 5: Solve for x
    x = 125,202,177,229.32/453,914.55
  6. Step 6: Final answer
    x = 275,827.64

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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.