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Finding the Fourth Proportional to 295,226.42, 407,400.68 and 174,406.50

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Solution

The fourth proportional to 295,226.42, 407,400.68 and 174,406.50 is: 240,674.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,226.42 : 407,400.68 = 174,406.50 : x
  2. Step 2: Convert to fraction form
    295,226.42/407,400.68 = 174,406.50/x
  3. Step 3: Cross multiply
    295,226.42x = 407,400.68 × 174,406.50
  4. Step 4: Simplify right side
    295,226.42x = 71,053,326,696.42
  5. Step 5: Solve for x
    x = 71,053,326,696.42/295,226.42
  6. Step 6: Final answer
    x = 240,674.01

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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.