Home / 297,816.12-411,082.02-190,674.72

Finding the Fourth Proportional to 297,816.12, 411,082.02 and 190,674.72

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Solution

The fourth proportional to 297,816.12, 411,082.02 and 190,674.72 is: 263,192.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,816.12 : 411,082.02 = 190,674.72 : x
  2. Step 2: Convert to fraction form
    297,816.12/411,082.02 = 190,674.72/x
  3. Step 3: Cross multiply
    297,816.12x = 411,082.02 × 190,674.72
  4. Step 4: Simplify right side
    297,816.12x = 78,382,949,060.53
  5. Step 5: Solve for x
    x = 78,382,949,060.53/297,816.12
  6. Step 6: Final answer
    x = 263,192.43

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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.