Home / 278,741.29-416,005.51-251,837.14

Finding the Fourth Proportional to 278,741.29, 416,005.51 and 251,837.14

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Solution

The fourth proportional to 278,741.29, 416,005.51 and 251,837.14 is: 375,852.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,741.29 : 416,005.51 = 251,837.14 : x
  2. Step 2: Convert to fraction form
    278,741.29/416,005.51 = 251,837.14/x
  3. Step 3: Cross multiply
    278,741.29x = 416,005.51 × 251,837.14
  4. Step 4: Simplify right side
    278,741.29x = 104,765,637,862.64
  5. Step 5: Solve for x
    x = 104,765,637,862.64/278,741.29
  6. Step 6: Final answer
    x = 375,852.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.