Home / 328,629.07-453,506.46-183,426.55

Finding the Fourth Proportional to 328,629.07, 453,506.46 and 183,426.55

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Solution

The fourth proportional to 328,629.07, 453,506.46 and 183,426.55 is: 253,127.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,629.07 : 453,506.46 = 183,426.55 : x
  2. Step 2: Convert to fraction form
    328,629.07/453,506.46 = 183,426.55/x
  3. Step 3: Cross multiply
    328,629.07x = 453,506.46 × 183,426.55
  4. Step 4: Simplify right side
    328,629.07x = 83,185,125,072.33
  5. Step 5: Solve for x
    x = 83,185,125,072.33/328,629.07
  6. Step 6: Final answer
    x = 253,127.71

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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.