Home / 382,369.07-527,641.89-210,298.97

Finding the Fourth Proportional to 382,369.07, 527,641.89 and 210,298.97

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Solution

The fourth proportional to 382,369.07, 527,641.89 and 210,298.97 is: 290,197.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,369.07 : 527,641.89 = 210,298.97 : x
  2. Step 2: Convert to fraction form
    382,369.07/527,641.89 = 210,298.97/x
  3. Step 3: Cross multiply
    382,369.07x = 527,641.89 × 210,298.97
  4. Step 4: Simplify right side
    382,369.07x = 110,962,545,995.85
  5. Step 5: Solve for x
    x = 110,962,545,995.85/382,369.07
  6. Step 6: Final answer
    x = 290,197.49

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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.