Home / 343,964.42-474,654.93-191,012.30

Finding the Fourth Proportional to 343,964.42, 474,654.93 and 191,012.30

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Solution

The fourth proportional to 343,964.42, 474,654.93 and 191,012.30 is: 263,588.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,964.42 : 474,654.93 = 191,012.30 : x
  2. Step 2: Convert to fraction form
    343,964.42/474,654.93 = 191,012.30/x
  3. Step 3: Cross multiply
    343,964.42x = 474,654.93 × 191,012.30
  4. Step 4: Simplify right side
    343,964.42x = 90,664,931,072.28
  5. Step 5: Solve for x
    x = 90,664,931,072.28/343,964.42
  6. Step 6: Final answer
    x = 263,588.11

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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.