Home / 386,446.14-533,326.59-214,381.08

Finding the Fourth Proportional to 386,446.14, 533,326.59 and 214,381.08

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Solution

The fourth proportional to 386,446.14, 533,326.59 and 214,381.08 is: 295,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,446.14 : 533,326.59 = 214,381.08 : x
  2. Step 2: Convert to fraction form
    386,446.14/533,326.59 = 214,381.08/x
  3. Step 3: Cross multiply
    386,446.14x = 533,326.59 × 214,381.08
  4. Step 4: Simplify right side
    386,446.14x = 114,335,130,356.92
  5. Step 5: Solve for x
    x = 114,335,130,356.92/386,446.14
  6. Step 6: Final answer
    x = 295,863.04

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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.