Home / 328,934.33-454,038.84-192,918.65

Finding the Fourth Proportional to 328,934.33, 454,038.84 and 192,918.65

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Solution

The fourth proportional to 328,934.33, 454,038.84 and 192,918.65 is: 266,291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,934.33 : 454,038.84 = 192,918.65 : x
  2. Step 2: Convert to fraction form
    328,934.33/454,038.84 = 192,918.65/x
  3. Step 3: Cross multiply
    328,934.33x = 454,038.84 × 192,918.65
  4. Step 4: Simplify right side
    328,934.33x = 87,592,558,332.76
  5. Step 5: Solve for x
    x = 87,592,558,332.76/328,934.33
  6. Step 6: Final answer
    x = 266,291.94

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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.