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Finding the Fourth Proportional to 295,585.55, 407,909.33 and 166,525.57

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Solution

The fourth proportional to 295,585.55, 407,909.33 and 166,525.57 is: 229,806.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,585.55 : 407,909.33 = 166,525.57 : x
  2. Step 2: Convert to fraction form
    295,585.55/407,909.33 = 166,525.57/x
  3. Step 3: Cross multiply
    295,585.55x = 407,909.33 × 166,525.57
  4. Step 4: Simplify right side
    295,585.55x = 67,927,333,686.57
  5. Step 5: Solve for x
    x = 67,927,333,686.57/295,585.55
  6. Step 6: Final answer
    x = 229,806.00

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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.