Home / 374,261.13-516,480.48-202,179.15

Finding the Fourth Proportional to 374,261.13, 516,480.48 and 202,179.15

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Solution

The fourth proportional to 374,261.13, 516,480.48 and 202,179.15 is: 279,007.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,261.13 : 516,480.48 = 202,179.15 : x
  2. Step 2: Convert to fraction form
    374,261.13/516,480.48 = 202,179.15/x
  3. Step 3: Cross multiply
    374,261.13x = 516,480.48 × 202,179.15
  4. Step 4: Simplify right side
    374,261.13x = 104,421,584,437.99
  5. Step 5: Solve for x
    x = 104,421,584,437.99/374,261.13
  6. Step 6: Final answer
    x = 279,007.29

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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.