Home / 301,146.26-416,069.98-256,298.18

Finding the Fourth Proportional to 301,146.26, 416,069.98 and 256,298.18

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Solution

The fourth proportional to 301,146.26, 416,069.98 and 256,298.18 is: 354,106.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,146.26 : 416,069.98 = 256,298.18 : x
  2. Step 2: Convert to fraction form
    301,146.26/416,069.98 = 256,298.18/x
  3. Step 3: Cross multiply
    301,146.26x = 416,069.98 × 256,298.18
  4. Step 4: Simplify right side
    301,146.26x = 106,637,976,304.97
  5. Step 5: Solve for x
    x = 106,637,976,304.97/301,146.26
  6. Step 6: Final answer
    x = 354,106.93

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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.