Home / 427,612.19-590,117.06-236,643.35

Finding the Fourth Proportional to 427,612.19, 590,117.06 and 236,643.35

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Solution

The fourth proportional to 427,612.19, 590,117.06 and 236,643.35 is: 326,574.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,612.19 : 590,117.06 = 236,643.35 : x
  2. Step 2: Convert to fraction form
    427,612.19/590,117.06 = 236,643.35/x
  3. Step 3: Cross multiply
    427,612.19x = 590,117.06 × 236,643.35
  4. Step 4: Simplify right side
    427,612.19x = 139,647,275,611.57
  5. Step 5: Solve for x
    x = 139,647,275,611.57/427,612.19
  6. Step 6: Final answer
    x = 326,574.59

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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.