Home / 356,069.10-491,386.98-194,924.16

Finding the Fourth Proportional to 356,069.10, 491,386.98 and 194,924.16

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Solution

The fourth proportional to 356,069.10, 491,386.98 and 194,924.16 is: 269,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,069.10 : 491,386.98 = 194,924.16 : x
  2. Step 2: Convert to fraction form
    356,069.10/491,386.98 = 194,924.16/x
  3. Step 3: Cross multiply
    356,069.10x = 491,386.98 × 194,924.16
  4. Step 4: Simplify right side
    356,069.10x = 95,783,194,311.44
  5. Step 5: Solve for x
    x = 95,783,194,311.44/356,069.10
  6. Step 6: Final answer
    x = 269,001.70

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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.