Home / 348,052.10-522,078.15-327,316.10

Finding the Fourth Proportional to 348,052.10, 522,078.15 and 327,316.10

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Solution

The fourth proportional to 348,052.10, 522,078.15 and 327,316.10 is: 490,974.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,052.10 : 522,078.15 = 327,316.10 : x
  2. Step 2: Convert to fraction form
    348,052.10/522,078.15 = 327,316.10/x
  3. Step 3: Cross multiply
    348,052.10x = 522,078.15 × 327,316.10
  4. Step 4: Simplify right side
    348,052.10x = 170,884,583,953.22
  5. Step 5: Solve for x
    x = 170,884,583,953.22/348,052.10
  6. Step 6: Final answer
    x = 490,974.15

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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.