Home / 382,259.20-527,519.05-210,187.98

Finding the Fourth Proportional to 382,259.20, 527,519.05 and 210,187.98

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Solution

The fourth proportional to 382,259.20, 527,519.05 and 210,187.98 is: 290,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,259.20 : 527,519.05 = 210,187.98 : x
  2. Step 2: Convert to fraction form
    382,259.20/527,519.05 = 210,187.98/x
  3. Step 3: Cross multiply
    382,259.20x = 527,519.05 × 210,187.98
  4. Step 4: Simplify right side
    382,259.20x = 110,878,164,561.65
  5. Step 5: Solve for x
    x = 110,878,164,561.65/382,259.20
  6. Step 6: Final answer
    x = 290,060.16

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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.