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Finding the Fourth Proportional to 295,240.79, 407,291.96 and 174,301.05

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Solution

The fourth proportional to 295,240.79, 407,291.96 and 174,301.05 is: 240,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,240.79 : 407,291.96 = 174,301.05 : x
  2. Step 2: Convert to fraction form
    295,240.79/407,291.96 = 174,301.05/x
  3. Step 3: Cross multiply
    295,240.79x = 407,291.96 × 174,301.05
  4. Step 4: Simplify right side
    295,240.79x = 70,991,418,247.66
  5. Step 5: Solve for x
    x = 70,991,418,247.66/295,240.79
  6. Step 6: Final answer
    x = 240,452.61

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1.5x scale

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.