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Finding the Fourth Proportional to 295,009.95, 407,008.76 and 174,090.72

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Solution

The fourth proportional to 295,009.95, 407,008.76 and 174,090.72 is: 240,183.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,009.95 : 407,008.76 = 174,090.72 : x
  2. Step 2: Convert to fraction form
    295,009.95/407,008.76 = 174,090.72/x
  3. Step 3: Cross multiply
    295,009.95x = 407,008.76 × 174,090.72
  4. Step 4: Simplify right side
    295,009.95x = 70,856,447,204.25
  5. Step 5: Solve for x
    x = 70,856,447,204.25/295,009.95
  6. Step 6: Final answer
    x = 240,183.25

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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.