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Finding the Fourth Proportional to 555,329.08, 832,986.24 and 134,608.60

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Solution

The fourth proportional to 555,329.08, 832,986.24 and 134,608.60 is: 201,911.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,329.08 : 832,986.24 = 134,608.60 : x
  2. Step 2: Convert to fraction form
    555,329.08/832,986.24 = 134,608.60/x
  3. Step 3: Cross multiply
    555,329.08x = 832,986.24 × 134,608.60
  4. Step 4: Simplify right side
    555,329.08x = 112,127,111,585.66
  5. Step 5: Solve for x
    x = 112,127,111,585.66/555,329.08
  6. Step 6: Final answer
    x = 201,911.11

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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.