Home / 348,389.20-522,972.60-325,547.20

Finding the Fourth Proportional to 348,389.20, 522,972.60 and 325,547.20

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Solution

The fourth proportional to 348,389.20, 522,972.60 and 325,547.20 is: 488,684.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,389.20 : 522,972.60 = 325,547.20 : x
  2. Step 2: Convert to fraction form
    348,389.20/522,972.60 = 325,547.20/x
  3. Step 3: Cross multiply
    348,389.20x = 522,972.60 × 325,547.20
  4. Step 4: Simplify right side
    348,389.20x = 170,252,265,606.72
  5. Step 5: Solve for x
    x = 170,252,265,606.72/348,389.20
  6. Step 6: Final answer
    x = 488,684.11

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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.