Home / 243,192.52-335,441.82-211,306.60

Finding the Fourth Proportional to 243,192.52, 335,441.82 and 211,306.60

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Solution

The fourth proportional to 243,192.52, 335,441.82 and 211,306.60 is: 291,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,192.52 : 335,441.82 = 211,306.60 : x
  2. Step 2: Convert to fraction form
    243,192.52/335,441.82 = 211,306.60/x
  3. Step 3: Cross multiply
    243,192.52x = 335,441.82 × 211,306.60
  4. Step 4: Simplify right side
    243,192.52x = 70,881,070,482.01
  5. Step 5: Solve for x
    x = 70,881,070,482.01/243,192.52
  6. Step 6: Final answer
    x = 291,460.73

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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.