Home / 314,589.06-434,227.77-214,045.38

Finding the Fourth Proportional to 314,589.06, 434,227.77 and 214,045.38

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Solution

The fourth proportional to 314,589.06, 434,227.77 and 214,045.38 is: 295,447.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,589.06 : 434,227.77 = 214,045.38 : x
  2. Step 2: Convert to fraction form
    314,589.06/434,227.77 = 214,045.38/x
  3. Step 3: Cross multiply
    314,589.06x = 434,227.77 × 214,045.38
  4. Step 4: Simplify right side
    314,589.06x = 92,944,448,036.20
  5. Step 5: Solve for x
    x = 92,944,448,036.20/314,589.06
  6. Step 6: Final answer
    x = 295,447.17

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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.