Home / 348,221.54-522,480.06-190,265.46

Finding the Fourth Proportional to 348,221.54, 522,480.06 and 190,265.46

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Solution

The fourth proportional to 348,221.54, 522,480.06 and 190,265.46 is: 285,478.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,221.54 : 522,480.06 = 190,265.46 : x
  2. Step 2: Convert to fraction form
    348,221.54/522,480.06 = 190,265.46/x
  3. Step 3: Cross multiply
    348,221.54x = 522,480.06 × 190,265.46
  4. Step 4: Simplify right side
    348,221.54x = 99,409,908,956.73
  5. Step 5: Solve for x
    x = 99,409,908,956.73/348,221.54
  6. Step 6: Final answer
    x = 285,478.92

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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.