Home / 328,836.14-453,832.15-273,547.78

Finding the Fourth Proportional to 328,836.14, 453,832.15 and 273,547.78

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Solution

The fourth proportional to 328,836.14, 453,832.15 and 273,547.78 is: 377,527.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,836.14 : 453,832.15 = 273,547.78 : x
  2. Step 2: Convert to fraction form
    328,836.14/453,832.15 = 273,547.78/x
  3. Step 3: Cross multiply
    328,836.14x = 453,832.15 × 273,547.78
  4. Step 4: Simplify right side
    328,836.14x = 124,144,778,372.39
  5. Step 5: Solve for x
    x = 124,144,778,372.39/328,836.14
  6. Step 6: Final answer
    x = 377,527.78

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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.