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Finding the Fourth Proportional to 329,254.32, 454,393.80 and 185,962.08

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Solution

The fourth proportional to 329,254.32, 454,393.80 and 185,962.08 is: 256,640.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,254.32 : 454,393.80 = 185,962.08 : x
  2. Step 2: Convert to fraction form
    329,254.32/454,393.80 = 185,962.08/x
  3. Step 3: Cross multiply
    329,254.32x = 454,393.80 × 185,962.08
  4. Step 4: Simplify right side
    329,254.32x = 84,500,016,187.10
  5. Step 5: Solve for x
    x = 84,500,016,187.10/329,254.32
  6. Step 6: Final answer
    x = 256,640.57

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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.