Home / 351,843.04-527,897.40-211,700.08

Finding the Fourth Proportional to 351,843.04, 527,897.40 and 211,700.08

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Solution

The fourth proportional to 351,843.04, 527,897.40 and 211,700.08 is: 317,630.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,843.04 : 527,897.40 = 211,700.08 : x
  2. Step 2: Convert to fraction form
    351,843.04/527,897.40 = 211,700.08/x
  3. Step 3: Cross multiply
    351,843.04x = 527,897.40 × 211,700.08
  4. Step 4: Simplify right side
    351,843.04x = 111,755,921,811.79
  5. Step 5: Solve for x
    x = 111,755,921,811.79/351,843.04
  6. Step 6: Final answer
    x = 317,630.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.