Home / 328,747.69-453,667.36-183,555.72

Finding the Fourth Proportional to 328,747.69, 453,667.36 and 183,555.72

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Solution

The fourth proportional to 328,747.69, 453,667.36 and 183,555.72 is: 253,304.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,747.69 : 453,667.36 = 183,555.72 : x
  2. Step 2: Convert to fraction form
    328,747.69/453,667.36 = 183,555.72/x
  3. Step 3: Cross multiply
    328,747.69x = 453,667.36 × 183,555.72
  4. Step 4: Simplify right side
    328,747.69x = 83,273,238,274.33
  5. Step 5: Solve for x
    x = 83,273,238,274.33/328,747.69
  6. Step 6: Final answer
    x = 253,304.41

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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.