Home / 374,923.08-517,200.12-254,023.02

Finding the Fourth Proportional to 374,923.08, 517,200.12 and 254,023.02

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Solution

The fourth proportional to 374,923.08, 517,200.12 and 254,023.02 is: 350,420.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,923.08 : 517,200.12 = 254,023.02 : x
  2. Step 2: Convert to fraction form
    374,923.08/517,200.12 = 254,023.02/x
  3. Step 3: Cross multiply
    374,923.08x = 517,200.12 × 254,023.02
  4. Step 4: Simplify right side
    374,923.08x = 131,380,736,426.76
  5. Step 5: Solve for x
    x = 131,380,736,426.76/374,923.08
  6. Step 6: Final answer
    x = 350,420.51

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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.