Home / 348,022.42-480,316.61-197,124.50

Finding the Fourth Proportional to 348,022.42, 480,316.61 and 197,124.50

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Solution

The fourth proportional to 348,022.42, 480,316.61 and 197,124.50 is: 272,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,022.42 : 480,316.61 = 197,124.50 : x
  2. Step 2: Convert to fraction form
    348,022.42/480,316.61 = 197,124.50/x
  3. Step 3: Cross multiply
    348,022.42x = 480,316.61 × 197,124.50
  4. Step 4: Simplify right side
    348,022.42x = 94,682,171,587.95
  5. Step 5: Solve for x
    x = 94,682,171,587.95/348,022.42
  6. Step 6: Final answer
    x = 272,057.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.