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Finding the Fourth Proportional to 410,490.58, 615,232.86 and 233,146.84

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Solution

The fourth proportional to 410,490.58, 615,232.86 and 233,146.84 is: 349,434.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,490.58 : 615,232.86 = 233,146.84 : x
  2. Step 2: Convert to fraction form
    410,490.58/615,232.86 = 233,146.84/x
  3. Step 3: Cross multiply
    410,490.58x = 615,232.86 × 233,146.84
  4. Step 4: Simplify right side
    410,490.58x = 143,439,597,173.16
  5. Step 5: Solve for x
    x = 143,439,597,173.16/410,490.58
  6. Step 6: Final answer
    x = 349,434.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.