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Finding the Fourth Proportional to 615,825.80, 923,546.70 and 241,963.40

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Solution

The fourth proportional to 615,825.80, 923,546.70 and 241,963.40 is: 362,869.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,825.80 : 923,546.70 = 241,963.40 : x
  2. Step 2: Convert to fraction form
    615,825.80/923,546.70 = 241,963.40/x
  3. Step 3: Cross multiply
    615,825.80x = 923,546.70 × 241,963.40
  4. Step 4: Simplify right side
    615,825.80x = 223,464,499,590.78
  5. Step 5: Solve for x
    x = 223,464,499,590.78/615,825.80
  6. Step 6: Final answer
    x = 362,869.66

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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.