Home / 409,970.10-615,214.35-241,490.10

Finding the Fourth Proportional to 409,970.10, 615,214.35 and 241,490.10

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Solution

The fourth proportional to 409,970.10, 615,214.35 and 241,490.10 is: 362,387.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,970.10 : 615,214.35 = 241,490.10 : x
  2. Step 2: Convert to fraction form
    409,970.10/615,214.35 = 241,490.10/x
  3. Step 3: Cross multiply
    409,970.10x = 615,214.35 × 241,490.10
  4. Step 4: Simplify right side
    409,970.10x = 148,568,174,902.94
  5. Step 5: Solve for x
    x = 148,568,174,902.94/409,970.10
  6. Step 6: Final answer
    x = 362,387.83

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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.