Home / 348,181.40-522,272.10-98,863.40

Finding the Fourth Proportional to 348,181.40, 522,272.10 and 98,863.40

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Solution

The fourth proportional to 348,181.40, 522,272.10 and 98,863.40 is: 148,295.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,181.40 : 522,272.10 = 98,863.40 : x
  2. Step 2: Convert to fraction form
    348,181.40/522,272.10 = 98,863.40/x
  3. Step 3: Cross multiply
    348,181.40x = 522,272.10 × 98,863.40
  4. Step 4: Simplify right side
    348,181.40x = 51,633,595,531.14
  5. Step 5: Solve for x
    x = 51,633,595,531.14/348,181.40
  6. Step 6: Final answer
    x = 148,295.10

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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.